Skip to content

Changes

Page history
Improve table formatting; use markdown icons instead of Yes/No authored by JC Staudt's avatar JC Staudt
Hide whitespace changes
Inline Side-by-side
Cellular-Providers.md
View page @ abb55e69
It is up to buyers of the Librem 5 to test the phone with their own cellular network provider. For people **in the US** who wish to avoid testing, Purism offers its [AweSIM](https://puri.sm/products/librem-awesim/) cellular network service in the US, which is compatible with the Librem 5. It is up to buyers of the Librem 5 to test the phone with their own cellular network provider. For people **in the US** who wish to avoid testing, Purism offers its [AweSIM](https://puri.sm/products/librem-awesim/) cellular network service in the US, which is compatible with the Librem 5.
The following is a list of the cellular providers which community members have tested with the Librem 5. Note that VoLTE is still work-in-progress. The table is sorted alphabetically by country and provider but keep USA at the top and international at the end. If you have more info, please add to this table. The following is a list of the cellular providers which community members have tested with the Librem 5. Note that VoLTE is still work-in-progress. The table is sorted alphabetically by country and provider but keep USA at the top and international at the end. If you have more info, please add to this table.
<table> <table>
<tr>
<th>Location</th> <tr>
<th>Provider</th> <th>Location</th>
<th>Bands provided</th> <th>Provider</th>
<th>Modem</th> <th>Bands provided</th>
<th>Calls</th> <th>Modem</th>
<th>VoLTE</th> <th>Calls</th>
<th>SMS</th> <th>VoLTE</th>
<th>Data†</th> <th>SMS</th>
<th>Notes</th> <th>Data†</th>
<th>Sources</th> <th>Notes</th>
</tr> <th>Sources</th>
</tr>
<tr>
<td>USA</td> <tr>
<td> <td>USA</td>
[AT&T](https://www.frequencycheck.com/carriers/at-t-united-states) <td>[AT&T](https://www.frequencycheck.com/carriers/at-t-united-states)</td>
</td> <td><b>GSM:</b> 850, 1900 (PCS)<br><b>UMTS/HSPA+:</b> B2 (1900 PCS), B5 (850)<br><b>LTE:</b> B2 (1900 PCS), B4 (1700/2100 AWS 1), B17 (700 bc), <s>B30 (2300 WCS)</s></td>
<td> <td>BM818-A1</td>
<b>GSM:</b> 850, 1900 (PCS)<br><b>UMTS/HSPA+:</b> B2 (1900 PCS), B5 (850)<br><b>LTE:</b> B2 (1900 PCS), B4 (1700/2100 AWS 1), B17 (700 bc), <s>B30 (2300 WCS)</s> <td>:white_check_mark:</td>
</td> <td>:white_check_mark:</td>
<td>BM818-A1</td> <td>:white_check_mark:</td>
<td>Yes</td> <td>:white_check_mark:</td>
<td>Yes</td> <td>Using 4G Only<br>[AT&T 3G was scheduled to shut down on Feb 22, 2022; 4G data works, VoLTE with BM818-A1 works on At&T. But user needs to enable VoLTE on the Librem 5]</td>
<td>Yes</td> <td>dylanlesterpvcs [1](https://forums.puri.sm/t/questions-about-dogwood-and-phone-calls/10156/54) [2](https://forums.puri.sm/t/planning-ahead-what-and-how-to-report-on-l5-when-the-time-comes/10046/20)<br>Edited on 06-17-22 by João Azevedo to add status information on VoLTE</td>
<td>Yes</td> </tr>
<td>
Using 3G (dated info) <tr>
<td>USA</td>
\[AT&T 3G was scheduled to shut down on Feb 22, 2022; 4G data works, VoLTE with BM818-A1 works on At&T. But user needs to enable VoLTE on the Librem 5\] <td>[PureTalk ](https://www.puretalkusa.com/)(on AT&T)</td>
</td> <td>ditto</td>
<td> <td>BM818-A1</td>
dylanlesterpvcs [1](https://forums.puri.sm/t/questions-about-dogwood-and-phone-calls/10156/54) [2](https://forums.puri.sm/t/planning-ahead-what-and-how-to-report-on-l5-when-the-time-comes/10046/20) <td>:white_check_mark:</td>
<td>:white_check_mark:</td>
Edited on 06-17-22 by João Azevedo to add status information on VoLTE <td>:white_check_mark:</td>
</td> <td>:white_check_mark:</td>
</tr> <td>Post-3G-shutdown ([info](https://forums.puri.sm/t/volte-support-progress/11664/167?u=amarok) per @N8W): VoLTE working after enabling in terminal; 4G data works.<br>Due to AT&T's device whitelisting, status needs reconfirming.</td>
<tr> <td></td>
<td>USA</td> </tr>
<td>
<tr>
[PureTalk ](https://www.puretalkusa.com/)(on AT&T) <td>USA</td>
</td> <td>[Surfroam](https://www.surfroam.com/) (on AT&T)</td>
<td>ditto</td> <td>ditto</td>
<td>BM818-A1</td> <td>BM818-A1</td>
<td>Yes</td> <td>:x:</td>
<td>Yes</td> <td>:x:</td>
<td>Yes</td> <td>:x:</td>
<td>Yes</td> <td>:white_check_mark:</td>
<td> <td>Data only (prepaid). Data roaming must also be enabled.<br>[AT&T 3G was scheduled to shut down on Feb 22, 2022; 4G data works.]</td>
Post-3G-shutdown ([info](https://forums.puri.sm/t/volte-support-progress/11664/167?u=amarok) per @N8W): VoLTE working after enabling in terminal; 4G data works. <td>[amarok](https://forums.puri.sm/t/how-do-i-determine-if-my-librem-5-is-compatible-with-phone-carrier/15766/31)</td>
</tr>
Due to AT&T's device whitelisting, status needs reconfirming.
</td> <tr>
<td></td> <td>USA</td>
</tr> <td>[Truphone US](https://www.truphone.com/us/consumer/esim-for-smartphone/) (on AT&T)</td>
<td>ditto</td>
<tr> <td>BM818-A1</td>
<td>USA</td> <td>:white_check_mark: (till AT&T's 3G shut-down)</td>
<td> <td>:x:</td>
[Surfroam](https://www.surfroam.com/) (on AT&T) <td>:white_check_mark:</td>
</td> <td>:white_check_mark:</td>
<td>ditto</td> <td>Works now, but AT&T may not allow L5 activation; prepaid SIM now discontinued; existing SIMs still usable. Cost varies by region/country. MMS not supported by Truphone on any device/network.<br>[AT&T 3G was scheduled to shut down on Feb 22, 2022; 4G data works, but unclear whether Truphone will implement VoLTE with any network for its prepaid SIM.]<br>Due to AT&T's device whitelisting, status needs reconfirming.</td>
<td>BM818-A1</td> <td>[amarok](https://forums.puri.sm/t/planning-ahead-what-and-how-to-report-on-l5-when-the-time-comes/10046/10)</td>
<td>No</td> </tr>
<td>No</td>
<td>No</td> <tr>
<td>Yes</td> <td>USA</td>
<td> <td>Red Pocket [GSMA](https://www.redpocket.com/gsma) (on AT&T)</td>
<td>ditto</td>
Data only (prepaid). Data roaming must also be enabled. <td>BM818-A1</td>
<td>:white_check_mark: (till AT&T's 3G shut-down)</td>
\[AT&T 3G was scheduled to shut down on Feb 22, 2022; 4G data works.\] <td>:x:</td>
</td> <td>:white_check_mark:</td>
<td> <td>:white_check_mark:</td>
[amarok](https://forums.puri.sm/t/how-do-i-determine-if-my-librem-5-is-compatible-with-phone-carrier/15766/31) <td>Works now, but AT&T may not allow L5 activation.<br>[AT&T 3G was scheduled to shut down on Feb 22, 2022; 4G data works, but VoLTE with BM818-A1 still experimental, not yet implemented.]<br>Due to AT&T's device whitelisting, status needs reconfirming.</td>
</td> <td>[amarok](https://forums.puri.sm/t/planning-ahead-what-and-how-to-report-on-l5-when-the-time-comes/10046/10)</td>
</tr>
</tr>
<tr> <tr>
<td>USA</td> <td>USA</td>
<td> <td>[Consumer Cellular](https://www.consumercellular.com/) (on AT&T)</td>
[Truphone US](https://www.truphone.com/us/consumer/esim-for-smartphone/) (on AT&T) <td>ditto</td>
</td> <td>BM818-A1</td>
<td>ditto</td> <td>:white_check_mark:</td>
<td>BM818-A1</td> <td>[:white_check_mark:](https://forums.puri.sm/t/volte-support-progress/11664/288)</td>
<td>Yes (till AT&T's 3G shut-down)</td> <td>:white_check_mark:</td>
<td>No</td> <td>:white_check_mark:</td>
<td>Yes</td> <td>works;<br>(AT&T 3G was scheduled to shut down on Feb 22, 2022; 4G data works, but VoLTE with BM818-A1 still experimental, not yet implemented.)<br>Due to AT&T's device whitelisting, status needs reconfirming.</td>
<td>Yes</td> <td>[laubster](https://forums.puri.sm/u/laubster)</td>
<td> </tr>
works now, but AT&T may not allow L5 activation; prepaid SIM now discontinued; existing SIMs still usable. Cost varies by region/country. MMS not supported by Truphone on any device/network.
<tr>
\[AT&T 3G was scheduled to shut down on Feb 22, 2022; 4G data works, but unclear whether Truphone will implement VoLTE with any network for its prepaid SIM.\] <td>USA</td>
<td>[T-Mobile](https://www.t-mobile.com/)</td>
Due to AT&T's device whitelisting, status needs reconfirming. <td><b>GSM:</b> 1900 (PCS)<br><b>UMTS/HSPA+:</b> B2 (1900 PCS), B4 (1700/2100 AWS 1)<br><b>LTE:</b> B2 (1900 PCS), B4 (1700/2100 AWS 1), B12 (700 ac), B66 (1700/2100), B71 (600)</td>
</td> <td>BM818-A1</td>
<td>[amarok](https://forums.puri.sm/t/planning-ahead-what-and-how-to-report-on-l5-when-the-time-comes/10046/10) <td>:white_check_mark:</td>
</td> <td>:white_check_mark:</td>
</tr> <td>:white_check_mark:</td>
<td>:white_check_mark:</td>
<tr> <td>Reports that LTE works well: [1](https://forums.puri.sm/t/volte-support-progress/11664/291)<br>Passes T-mobile's IMEI [compatibility](https://forums.puri.sm/t/us-carriers-imei-compatibility-checker/15774) checker</td>
<td>USA</td> <td>[In use](https://youtu.be/KhrnMVJDpfs), [Golbats-Everywhere](https://www.reddit.com/r/Purism/comments/k8es12/i_got_my_librem5/gez06xi/?utm_source=reddit&utm_medium=web2x&context=3)</td>
<td> </tr>
Red Pocket [GSMA](https://www.redpocket.com/gsma) (on AT&T)
</td> <tr>
<td>ditto</td> <td>USA</td>
<td>BM818-A1</td> <td>Mint Mobile (on T-mobile)</td>
<td>Yes (till AT&T's 3G shut-down)</td> <td>ditto</td>
<td>No</td> <td>BM818-A1</td>
<td>Yes</td> <td>:white_check_mark:</td>
<td>Yes</td> <td>[:white_check_mark:](https://forums.puri.sm/t/volte-support-progress/11664/290)</td>
<td> <td>:white_check_mark:</td>
works now, but AT&T may not allow L5 activation; <td>:white_check_mark:</td>
<td></td>
\[AT&T 3G was scheduled to shut down on Feb 22, 2022; 4G data works, but VoLTE with BM818-A1 still experimental, not yet implemented.\] <td>[odh](https://forums.puri.sm/t/missing-mms-settings/16181/5?u=amarok)</td>
</tr>
Due to AT&T's device whitelisting, status needs reconfirming.
</td> <tr>
<td>[amarok](https://forums.puri.sm/t/planning-ahead-what-and-how-to-report-on-l5-when-the-time-comes/10046/10)</td> <td>USA</td>
</tr> <td>Ting X3 SIM (on T-Mobile)</td>
<td>ditto</td>
<tr> <td>BM818-A1</td>
<td>USA</td> <td>:x:</td>
<td> <td>:grey_question:</td>
[Consumer Cellular](https://www.consumercellular.com/) (on AT&T) <td>:white_check_mark:</td>
</td> <td>:white_check_mark:</td>
<td>ditto</td> <td></td>
<td>BM818-A1</td> <td>[Golbats-Everywhere](https://www.reddit.com/r/Purism/comments/k8es12/comment/gfkofid/)</td>
<td>Yes</td> </tr>
<td>[Yes](https://forums.puri.sm/t/volte-support-progress/11664/288)</td>
<td>Yes</td> <tr>
<td>Yes</td> <td>USA</td>
<td> <td>[US Mobile](https://www.usmobile.com/) (on T-mobile)</td>
works;<br> <td>ditto</td>
(AT&T 3G was scheduled to shut down on Feb 22, 2022; 4G data works, but VoLTE with BM818-A1 still experimental, not yet implemented.)<br> <td>BM818-A1</td>
Due to AT&T's device whitelisting, status needs reconfirming. <td>:white_check_mark:</td>
</td> <td>:grey_question:</td>
<td> <td>:grey_question:</td>
[laubster](https://forums.puri.sm/u/laubster) <td>:white_check_mark:</td>
</td> <td>Data and 3G calls work.</td>
</tr> <td>[dln949](https://forums.puri.sm/t/how-do-i-determine-if-my-librem-5-is-compatible-with-phone-carrier/15766/25)</td>
</tr>
<tr>
<td>USA</td> <tr>
<td> <td>USA</td>
[T-Mobile](https://www.t-mobile.com/) <td>[Verizon Wireless](https://www.frequencycheck.com/carriers/verizon-wireless-united-states)</td>
</td> <td>CDMA: <s>BC0 (800)</s>, <s>BC1 (1900 PCS)</s>;<br><b>LTE:</b> B2 (1900 PCS), B4 (1700/2100 AWS 1), B13 (700 c)</td>
<td> <td>BM818-A1</td>
<b>GSM:</b> 1900 (PCS)<br><b>UMTS/HSPA+:</b> B2 (1900 PCS), B4 (1700/2100 AWS 1)<br><b>LTE:</b> B2 (1900 PCS), B4 (1700/2100 AWS 1), B12 (700 ac), B66 (1700/2100), B71 (600) <td>:x:</td>
</td> <td>:grey_question:</td>
<td>BM818-A1</td> <td>:grey_question:</td>
<td>Yes</td> <td>:grey_question:</td>
<td>Yes</td> <td>[Whe3zy:](https://forums.puri.sm/t/would-i-be-able-to-use-the-librem-5-with-verizon/2979/5 "Whe3zy")I just got off the phone with Verizon. Based on the IMEI # of our L5 phones, Verizon does not support them at this time.<br><br>[smd0665](https://forums.puri.sm/t/would-i-be-able-to-use-the-librem-5-with-verizon/2979/19): I can verify that the Librem 5 does not work with Verizon, despite supposedly being able to access band 13. The people at the Verizon store tried really hard, but it does not work.</td>
<td>Yes</td> <td>[Whe3zy](https://forums.puri.sm/t/would-i-be-able-to-use-the-librem-5-with-verizon/2979/5), [smd0665](https://forums.puri.sm/t/would-i-be-able-to-use-the-librem-5-with-verizon/2979/19)</td>
<td>Yes</td> </tr>
<td>
Reports that LTE works well: [1](https://forums.puri.sm/t/volte-support-progress/11664/291) <tr>
<td>USA</td>
Passes T-mobile's IMEI [compatibility](https://forums.puri.sm/t/us-carriers-imei-compatibility-checker/15774) checker <td>[PagePlus](http://www.pagepluscellular.com/) (on [Verizon](https://www.frequencycheck.com/carriers/verizon-wireless-united-states))</td>
</td> <td>ditto</td>
<td> <td>BM818-A1</td>
[In use](https://youtu.be/KhrnMVJDpfs), [Golbats-Everywhere](https://www.reddit.com/r/Purism/comments/k8es12/i_got_my_librem5/gez06xi/?utm_source=reddit&utm_medium=web2x&context=3) <td>:x:</td>
</td> <td>:grey_question:</td>
</tr> <td>:white_check_mark:</td>
<td>:x:</td>
<tr> <td>Had to change APN settings; got LTE SMS to work, but no calls or data.</td>
<td>USA</td> <td>[TLG](https://www.youtube.com/watch?v=C7kDp9b6xFs)</td>
<td>Mint Mobile (on T-mobile)</td> </tr>
<td>ditto</td>
<td>BM818-A1</td> <tr>
<td>Yes</td> <td>Australia</td>
<td>[Yes](https://forums.puri.sm/t/volte-support-progress/11664/290)</td> <td>OPTUS</td>
<td>Yes</td> <td><b>LTE:</b> 2100 (B1)1800 (B3) 2600 (B7) 900 (B8) 700 (B28) 2300(B40)</td>
<td>Yes</td> <td>BM818-T1</td>
<td></td> <td>:white_check_mark:</td>
<td> <td>:grey_question:</td>
[odh](https://forums.puri.sm/t/missing-mms-settings/16181/5?u=amarok) <td>:white_check_mark:</td>
</td> <td>:white_check_mark:</td>
</tr> <td>SIM activated only on a large display using a dock.<br><br>To activate MMS at Chats→Preferences→SMS and MMS Settings<br>MMSC: http://mmsc.optus.com.au:8002<br>APN: mms<br>Proxy: 61.88.190.10:8070<br><br>Settings→Mobile→Mobile Data ON Settings→Mobile→Access Point Names +(add new APN)<br>Name: Optus MMS <br>
APN: mms (leave others blank)</td>
<tr> <td>frankkolmann</td>
<td>USA</td> </tr>
<td>Ting X3 SIM (on T-Mobile)</td>
<td>ditto</td> <tr>
<td>BM818-A1</td> <td>Australia</td>
<td>No</td> <td>Telechoice</td>
<td>???</td> <td><b>LTE:</b> 1800 (B3) 2600 (B7) 900 (B8) 700 (B28)</td>
<td>Yes</td> <td>BM818-T1</td>
<td>Yes</td> <td>:white_check_mark:</td>
<td></td> <td>:grey_question:</td>
<td> <td>:white_check_mark:</td>
[Golbats-Everywhere](https://www.reddit.com/r/Purism/comments/k8es12/i_got_my_librem5/gfkofid/?utm_source=reddit&utm_medium=web2x&context=3) <td>:white_check_mark:</td>
</td> <td>SIM activated only on a large display using a dock.<br><br>To activate MMS at Chats→Preferences→SMS and MMS Settings<br>MMSC: http://mmsc.mdata.net.au:8003<br>APN: telstra.internet<br>Proxy: 10.1.1.180<br><br>
</tr> Settings→Mobile→Mobile Data ON Settings→Mobile→Access Point Names +(add new APN)<br>Name: Telstra(next G)<br>
APN: telstra.internet (leave others blank)</td>
<tr> <td>frankkolmann</td>
<td>USA</td> <tr>
<td>
[US Mobile](https://www.usmobile.com/) (on T-mobile) <tr>
</td> <td>Australia</td>
<td>ditto</td> <td>[Telstra](https://www.frequencycheck.com/carriers/telstra-australia)</td>
<td>BM818-A1</td> <td><b>GSM:</b> 900, 1800 (DCS)<br><b>UMTS/HSPA+:</b> B1 (2100), B5 (850)<br><b>LTE:</b> B1 (2100), B3 (1800 +), <s>B28 (700 APT)</s></td>
<td>Yes</td> <td>BM818-E1</td>
<td>???</td> <td>:white_check_mark:</td>
<td>???</td> <td>:grey_question:</td>
<td>Yes</td> <td>:white_check_mark:</td>
<td>Data and 3G calls work.</td> <td>:grey_question:</td>
<td> <td>Only LTE tested. "Voice Calls work well. SMS works great!"</td>
[dln949](https://forums.puri.sm/t/how-do-i-determine-if-my-librem-5-is-compatible-with-phone-carrier/15766/25) <td>[HD-OZ](https://forums.puri.sm/t/observatons-with-the-chestnut-batch-librem-5-received-jan-2020/8404/8)</td>
</td> </tr>
</tr>
<tr>
<tr> <td>Australia</td>
<td>USA</td> <td>[Telstra](https://www.frequencycheck.com/carriers/telstra-australia)</td>
<td> <td><b>GSM:</b> 900, 1800 (DCS)<br><b>UMTS/HSPA+:</b> B1 (2100), B5 (850)<br><b>LTE:</b> B1 (2100), B3 (1800 +), B28 (700 APT)</td>
[Verizon Wireless](https://www.frequencycheck.com/carriers/verizon-wireless-united-states) <td>BM818-T1</td>
</td> <td>:white_check_mark:</td>
<td>CDMA: <s>BC0 (800)</s>, <s>BC1 (1900 PCS)</s>;<br><b>LTE:</b> B2 (1900 PCS), B4 (1700/2100 AWS 1), B13 (700 c)</td> <td>:grey_question:</td>
<td>BM818-A1</td> <td>:white_check_mark:</td>
<td>No</td> <td>:large_orange_diamond: (slow)</td>
<td>???</td> <td>SIM already activated in another phone; using APN `telstra.internet`</td>
<td>???</td> <td>[irvinewade](https://forums.puri.sm/t/myl5-australia-new-zealand/11526/71)</td>
<td>???</td> </tr>
<td>
[Whe3zy:](https://forums.puri.sm/t/would-i-be-able-to-use-the-librem-5-with-verizon/2979/5 "Whe3zy")I just got off the phone with Verizon. Based on the IMEI # of our L5 phones, Verizon does not support them at this time. <br><br>[smd0665](https://forums.puri.sm/t/would-i-be-able-to-use-the-librem-5-with-verizon/2979/19): I can verify that the Librem 5 does not work with Verizon, despite supposedly being able to access band 13. The people at the Verizon store tried really hard, but it does not work. <tr>
</td> <td>Australia</td>
<td> <td>[Vodafone](https://www.frequencycheck.com/carriers/vodafone-australia)</td>
[Whe3zy](https://forums.puri.sm/t/would-i-be-able-to-use-the-librem-5-with-verizon/2979/5), [smd0665](https://forums.puri.sm/t/would-i-be-able-to-use-the-librem-5-with-verizon/2979/19) <td><b>GSM:</b> 900<br><b>UMTS/HSPA+:</b> B1 (2100), B8 (900)<br><b>LTE:</b> B1 (2100), B3 (1800 +), B5 (850)</td>
</td> <td>BM818-T1</td>
</tr> <td>:white_check_mark:</td>
<td>:grey_question:</td>
<tr> <td>:white_check_mark:</td>
<td>USA</td> <td>:white_check_mark:</td>
<td> <td>SIM already activated in another phone; using `live.vodafone.com`</td>
[PagePlus](http://www.pagepluscellular.com/) (on [Verizon](https://www.frequencycheck.com/carriers/verizon-wireless-united-states)) <td>[irvinewade](https://forums.puri.sm/t/myl5-australia-new-zealand/11526/26)</td>
</td> </tr>
<td>ditto</td>
<td>BM818-A1</td> <tr>
<td>No</td> <td>Austria</td>
<td>???</td> <td>[A1 Telekom](https://www.a1.net/)</td>
<td>Yes</td> <td><b>GSM:</b> 900 (E-GSM), 1800 (DCS)<br><b>UMTS:</b> B1 (2100)<br><b>LTE:</b> B7 (2600), B20 (800 DD)</td>
<td>No</td> <td>BM818-E1</td>
<td>Had to change APN settings; got LTE SMS to work, but no calls or data.</td> <td>:white_check_mark:</td>
<td>[TLG](https://www.youtube.com/watch?v=C7kDp9b6xFs)</td> <td>:grey_question:</td>
</tr> <td>:white_check_mark:</td>
<tr> <td>:white_check_mark:</td>
<td>Australia</td> <td>Using already activated SIM and needed to modify the APN settings. "LTE is working fine too."</td>
<td>OPTUS</td> <td>[dale6667](https://www.reddit.com/r/Purism/comments/k8es12/i_got_my_librem5/gf04h0a/?utm_source=reddit&utm_medium=web2x&context=3)</td>
<td><b>LTE:</b> 2100 (B1)1800 (B3) 2600 (B7) 900 (B8) 700 (B28) 2300(B40)</td> </tr>
<td>BM818-T1</td>
<td>Yes</td> <tr>
<td>???</td> <td>Canada</td>
<td>Yes</td> <td>[SaskTel](https://halberdbastion.com/intelligence/mobile-networks/sasktel)</td>
<td>Yes</td> <td>UMTS: B2 (1900), B5 (850 MHz)<br><b>LTE:</b> B4 (1700 MHz), B13 (700 MHz), B41 (2500 MHz)</td>
<td>SIM activated only on a large display using a dock.<br><br> <td>BM818-A1</td>
To activate MMS at Chats→Preferences→SMS and MMS Settings<br> <td>:white_check_mark:</td>
MMSC: http://mmsc.optus.com.au:8002<br> <td>:grey_question:</td>
APN: mms<br> <td>:white_check_mark:</td>
Proxy: 61.88.190.10:8070 <br><br> <td>:white_check_mark:</td>
Settings→Mobile→Mobile Data ON Settings→Mobile→Access Point Names +(add new APN)<br> <td>Postpaid account; temporarily changes from 4G to 3G during calls.</td>
Name: Optus MMS <br> <td>spacesurfer</td>
APN: mms (leave others blank)</td> </tr>
<td>frankkolmann</td>
</tr> <tr>
<tr> <td>Germany</td>
<td>Australia</td> <td>[Aldi Talk / Medion-mobile](https://www.frequencycheck.com/carriers/e-plus-germany)</td>
<td>Telechoice</td> <td><b>GSM:</b> 900, 1800 (PCS)<br><b>LTE:</b> B3 (1800 +)</td>
<td><b>LTE:</b> 1800 (B3) 2600 (B7) 900 (B8) 700 (B28)</td> <td>BM818-E1</td>
<td>BM818-T1</td> <td>:white_check_mark:</td>
<td>Yes</td> <td>:white_check_mark:</td>
<td>???</td> <td>:white_check_mark:</td>
<td>Yes</td> <td>:white_check_mark:</td>
<td>Yes</td> <td>Reports that voice calls, SMS, MMS and LTE works well. VoLTE works on the Librem 5 with this carrier. But VoLTE on the Librem 5 needs to be enabled by the user.</td>
<td>SIM activated only on a large display using a dock.<br><br> <td>[João Azevedo](https://source.puri.sm/joao.azevedo)'s Evergreen</td>
To activate MMS at Chats→Preferences→SMS and MMS Settings<br> </tr>
MMSC: http://mmsc.mdata.net.au:8003<br>
APN: telstra.internet<br> <tr>
Proxy: 10.1.1.180<br><br> <td>Germany</td>
Settings→Mobile→Mobile Data ON Settings→Mobile→Access Point Names +(add new APN)<br> <td>[O2](https://www.frequencycheck.com/carriers/o2-germany)</td>
Name: Telstra(next G) <br> <td><b>GSM:</b> 1800 (PCS)<br><b>LTE:</b> B20 (800 DD)</td>
APN: telstra.internet (leave others blank)</td> <td>BM818-E1</td>
<td>frankkolmann</td> <td>:white_check_mark:</td>
<tr> <td>:white_check_mark:</td>
<tr> <td>:grey_question:</td>
<td>Australia</td> <td>:white_check_mark:</td>
<td> <td>Voice, data, SMS and MMS work well</td>
[Telstra](https://www.frequencycheck.com/carriers/telstra-australia) <td>[Guido](https://source.puri.sm/guido.gunther)'s Evergreen, [João Azevedo](https://source.puri.sm/joao.azevedo)'s Evergreen</td>
</td> </tr>
<td>
<b>GSM:</b> 900, 1800 (DCS)<br><b>UMTS/HSPA+:</b> B1 (2100), B5 (850)<br><b>LTE:</b> B1 (2100), B3 (1800 +), <s>B28 (700 APT)</s> <tr>
</td> <td>Germany</td>
<td>BM818-E1</td> <td>[Telekom](https://www.frequencycheck.com/carriers/t-mobile-germany?c_id=3389902)</td>
<td>Yes</td> <td><b>GSM:</b> 900 (E-GSM), 1800 (DCS)<br><b>LTE:</b> B3 (1800+), B7 (2600), B20 (800 DD)</td>
<td>???</td> <td>BM818-E1</td>
<td>Yes</td> <td>:white_check_mark:</td>
<td>n/t</td> <td>:x:</td>
<td>Only LTE tested. "Voice Calls work well. SMS works great!"</td> <td>:white_check_mark:</td>
<td> <td>:white_check_mark:</td>
[HD-OZ](https://forums.puri.sm/t/observatons-with-the-chestnut-batch-librem-5-received-jan-2020/8404/8) <td>Voice, data, SMS and MMS work well</td>
</td> <td>[Evangelos](https://source.puri.sm/evangelos.tzaras)'s Evergreen, [jonsger](mailto:jonathan.brielmaier@web.de) 2022-10</td>
</tr> </tr>
<tr> <tr>
<td>Australia</td> <td>Germany</td>
<td> <td>[Vodafone](https://www.frequencycheck.com/carriers/vodafone-germany?c_id=3499133)</td>
[Telstra](https://www.frequencycheck.com/carriers/telstra-australia) <td><b>GSM:</b> 900 (EGSM), 1800 (DCS)<br><b>LTE:</b> B7 (2600), B20 (800)</td>
</td> <td>BM818-E1</td>
<td> <td>:white_check_mark:</td>
<b>GSM:</b> 900, 1800 (DCS)<br><b>UMTS/HSPA+:</b> B1 (2100), B5 (850)<br><b>LTE:</b> B1 (2100), B3 (1800 +), B28 (700 APT) <td>:white_check_mark:</td>
</td> <td>:white_check_mark:</td>
<td>BM818-T1</td> <td>:white_check_mark:</td>
<td>Yes</td> <td>VoLTE requires modem firmware version: 20220930</td>
<td>???</td> <td>[jonsger](mailto:jonathan.brielmaier@web.de) 2022-10</td>
<td>Yes</td> </tr>
<td>
OK<br>(slow) <tr>
</td> <td>Netherlands</td>
<td>SIM already activated in another phone; using APN `telstra.internet`</td> <td>[Simpel](https://www.simpel.nl/)</td>
<td>[irvinewade](https://forums.puri.sm/t/myl5-australia-new-zealand/11526/71)</td> <td>:grey_question:</td>
</tr> <td>:grey_question:</td>
<td>:white_check_mark:</td>
<tr> <td>:grey_question:</td>
<td>Australia</td> <td>:white_check_mark:</td>
<td> <td>:white_check_mark:</td>
[Vodafone](https://www.frequencycheck.com/carriers/vodafone-australia) <td>Simpel [does not provide MMS](https://community.simpel.nl/bellen-sms-10/ondersteunt-simpel-de-functionaliteit-mms-132) services</td>
</td> <td>[janvlug](https://source.puri.sm/janvlug)</td>
<td> </tr>
<b>GSM:</b> 900<br><b>UMTS/HSPA+:</b> B1 (2100), B8 (900)<br><b>LTE:</b> B1 (2100), B3 (1800 +), B5 (850)
</td> <tr>
<td>BM818-T1</td> <td>Poland</td>
<td>Yes</td> <td>[Orange](https://www.orange.pl/)</td>
<td>???</td> <td><b>GSM:</b> 900 (EGSM), 1800 (DCS)<br><b>UMTS:</b> B8 (900), B1 (2100)<br><b>LTE:</b> B1 (2100), B3 (1800), B7 (2600), B20 (800)</td>
<td>Yes</td> <td>BM818-E1</td>
<td>Yes</td> <td>:white_check_mark:</td>
<td>SIM already activated in another phone; using `live.vodafone.com`</td> <td>:grey_question:</td>
<td>[irvinewade](https://forums.puri.sm/t/myl5-australia-new-zealand/11526/26)</td> <td>:white_check_mark:</td>
</tr> <td>:white_check_mark:</td>
<td>Tested with "nju mobile"-branded pre-paid SIM</td>
<tr> <td></td>
<td>Austria</td> </tr>
<td>
[A1 Telekom](https://www.a1.net/) <tr>
</td> <td>Portugal</td>
<td> <td>[Altice / MEO](https://www.meo.pt/)</td>
<b>GSM:</b> 900 (E-GSM), 1800 (DCS)<br><b>UMTS:</b> B1 (2100)<br><b>LTE:</b> B7 (2600), B20 (800 DD) <td><b>GSM:</b> 900 (E-GSM), 1800 (DCS)<br><b>UMTS:</b> B1 (2100), B8 (900 GSM)<br><b>LTE:</b> B3 (1800 +), B7 (2600), B20 (800 DD)</td>
</td> <td>BM818-E1</td>
<td>BM818-E1</td> <td>:white_check_mark:</td>
<td>Yes</td> <td>:x:</td>
<td>???</td> <td>:white_check_mark:</td>
<td>Yes</td> <td>:white_check_mark:</td>
<td>Yes</td> <td>Tested with Altice/MEO family pack. This carrier does not support VoLTE nor Visual Voicemal. Calls, SMS, MMS and LTE work well on a Librem 5.</td>
<td>Using already activated SIM and needed to modify the APN settings. "LTE is working fine too."</td> <td>[João Azevedo](https://source.puri.sm/joao.azevedo)'s Evergreen</td>
<td> </tr>
[dale6667](https://www.reddit.com/r/Purism/comments/k8es12/i_got_my_librem5/gf04h0a/?utm_source=reddit&utm_medium=web2x&context=3)
</td> <tr>
</tr> <td>Sweden</td>
<tr> <td>[Tele2](https://www.frequencycheck.com/carriers/tele2-sweden?c_id=2569743)</td>
<td>Canada</td> <td><b>GSM:</b> 900, 1800 (DCS)<br><b>UMTS:</b> B1 (2100)<br><b>LTE:</b> B3 (1800+), B7 (2600), B8 (900), B20 (800 DD)</td>
<td> <td>BM818-E1</td>
[SaskTel](https://halberdbastion.com/intelligence/mobile-networks/sasktel) <td>:white_check_mark:</td>
</td> <td>:grey_question:</td>
<td> <td>:white_check_mark:</td>
UMTS: B2 (1900), B5 (850 MHz)<br><b>LTE:</b> B4 (1700 MHz), B13 (700 MHz), B41 (2500 MHz) <td>:white_check_mark:</td>
</td> <td>Drops to 2G during phone calls, cutting all internet access.</td>
<td>BM818-A1</td> <td>[lipu](https://forums.puri.sm/t/questions-about-dogwood-and-phone-calls/10156/18)</td>
<td>Yes</td> </tr>
<td>???</td>
<td>Yes</td> <tr>
<td>Yes</td> <td>Sweden</td>
<td>Postpaid account; temporarily changes from 4G to 3G during calls.</td> <td>[Telia](https://www.frequencycheck.com/carriers/telia-sweden)</td>
<td>spacesurfer</td> <td><b>GSM:</b> 900 (EGSM), 1800 (DCS)<br><b>UMTS:</b> B1 (2100)<br><b>LTE:</b> B3 (1800 +), B7 (2600), B20 (800 DD)</td>
</tr> <td>BM818-E1</td>
<tr> <td>:white_check_mark:</td>
<td>Germany</td> <td>:grey_question:</td>
<td> <td>:white_check_mark:</td>
[Aldi Talk / Medion-mobile](https://www.frequencycheck.com/carriers/e-plus-germany) <td>:white_check_mark:</td>
</td> <td>Using a prepaid SIM card; temporarily changes from 4G to 3G during calls.</td>
<td> <td>[skalman](https://forums.puri.sm/t/troubleshooting-phonecall-problem-on-librem-5-birch/9989/30)</td>
<b>GSM:</b> 900, 1800 (PCS)<br><b>LTE:</b> B3 (1800 +) </tr>
</td>
<td>BM818-E1</td> <tr>
<td>yes</td> <td>UK</td>
<td>yes</td> <td>iD Mobile</td>
<td>yes</td> <td><b>GSM:</b> No<br><b>UMTS/HSPA+:</b> 2100 (B1)<br><b>LTE:</b> 800 (B20), 1800 (B3), <s>1400</s>, <s>3400</s> [source](https://www.4g.co.uk/4g-frequencies-uk-need-know/)</td>
<td>yes</td> <td>BM818‑E1</td>
<td>Reports that voice calls, SMS, MMS and LTE works well. VoLTE works on the Librem 5 with this carrier. But VoLTE on the Librem 5 needs to be enabled by the user.</td> <td>:white_check_mark:</td>
<td> <td>:white_check_mark:<sup>2</sup></td>
[João Azevedo](https://source.puri.sm/joao.azevedo)'s Evergreen <td>:white_check_mark:</td>
</td> <td>:white_check_mark:</td>
</tr> <td>Data, SMS and 3G calls all work flawlessly.<sup>2</sup> MMS is a work in progress. After inputting the carrier’s settings, I can currently receive MMS messages fairly reliably, but I can not reliably send MMS messages.</td>
<td>[patch](https://forums.puri.sm/t/uk-mobile-telephone-network-that-works-well-with-librem-5/18137/3)</td>
<tr> </tr>
<td>Germany</td> <tr>
<td>[O2](https://www.frequencycheck.com/carriers/o2-germany)</td>
<td><b>GSM:</b> 1800 (PCS)<br><b>LTE:</b> B20 (800 DD)</td> <td>UK</td>
<td>BM818-E1</td> <td>Three</td>
<td>yes</td> <td>ditto</td>
<td>yes</td> <td>BM818‑E1</td>
<td>n/t</td> <td>:white_check_mark:</td>
<td>yes</td> <td>:white_check_mark:<sup>3</sup></td>
<td>Voice, data, SMS and MMS work well</td> <td>:white_check_mark:</td>
<td>[Guido](https://source.puri.sm/guido.gunther)'s Evergreen, [João Azevedo](https://source.puri.sm/joao.azevedo)'s Evergreen</td> <td>:white_check_mark:</td>
</tr> <td>Data, SMS and 3G calls all work flawlessly.<sup>3</sup> MMS not tested with latest software but probably the same as ID mobile as they appear to use the same underlying MMSC.</td>
<tr> <td>[patch](https://forums.puri.sm/t/uk-mobile-telephone-network-that-works-well-with-librem-5/18137/3)</td>
<td>Germany</td> </tr>
<td>[Telekom](https://www.frequencycheck.com/carriers/t-mobile-germany?c_id=3389902)</td>
<td><b>GSM:</b> 900 (E-GSM), 1800 (DCS)<br><b>LTE:</b> B3 (1800+), B7 (2600), B20 (800 DD)</td> <tr>
<td>BM818-E1</td> <td>International</td>
<td>yes</td> <td>[Surfroam](https://surfroam.com/)</td>
<td>no</td> <td>Varies by region & modem</td>
<td>yes</td> <td>Any</td>
<td>yes</td> <td>:x:</td>
<td>Voice, data, SMS and MMS work well</td> <td>:x:</td>
<td>[Evangelos](https://source.puri.sm/evangelos.tzaras)'s Evergreen, [jonsger](mailto:jonathan.brielmaier@web.de) 2022-10</td> <td>:x:</td>
</tr> <td>:white_check_mark:</td>
<td>Data only (prepaid). Data roaming must also be enabled. 2G/3G/4G (varies by networks). Cost varies by region/country.</td>
<tr> <td>[amarok](https://forums.puri.sm/t/how-do-i-determine-if-my-librem-5-is-compatible-with-phone-carrier/15766/31?u=amarok)</td>
<td>Germany</td> </tr>
<td>[Vodafone](https://www.frequencycheck.com/carriers/vodafone-germany?c_id=3499133)</td>
<td><b>GSM:</b> 900 (EGSM), 1800 (DCS)<br><b>LTE:</b> B7 (2600), B20 (800)</td> <tr>
<td>BM818-E1</td> <td>International</td>
<td>yes</td> <td>[Truphone](https://www.truphone.com/us/)</td>
<td>yes</td> <td>Varies by region & modem</td>
<td>yes</td> <td>Any</td>
<td>yes</td> <td>:white_check_mark:</td>
<td>VoLTE requires modem firmware version: 20220930</td> <td>:grey_question:</td>
<td>[jonsger](mailto:jonathan.brielmaier@web.de) 2022-10</td> <td>:white_check_mark:</td>
</tr> <td>:white_check_mark:</td>
<tr> <td>Prepaid SIM & Top-ups now discontinued; existing SIMs still work until balance depleted. 2G/3G/4G (varies by networks). Cost varies by region/country. MMS not supported by Truphone on any device/network.</td>
<td>Netherlands</td> <td>amarok</td>
<td>[Simpel](https://www.simpel.nl/)</td> </tr>
<td>???</td>
<td>???</td> <tr>
<td>yes</td> <td>**Location**</td>
<td>???</td> <td>**Provider**</td>
<td>yes</td> <td>**Bands provided**</td>
<td>yes</td> <td>**Modem**</td>
<td>Simpel [does not provide MMS](https://community.simpel.nl/bellen-sms-10/ondersteunt-simpel-de-functionaliteit-mms-132) services</td> <td>**Calls**</td>
<td>[janvlug](https://source.puri.sm/janvlug)</td> <td>**VoLTE**</td>
</tr> <td>**SMS**</td>
<tr> <td>**Data†**</td>
<td>Poland</td> <td>**Notes**</td>
<td> <td>**Sources**</td>
[Orange](https://www.orange.pl/) </tr>
</td>
<td> </table>
<b>GSM:</b> 900 (EGSM), 1800 (DCS)<br><b>UMTS:</b> B8 (900), B1 (2100)<br><b>LTE:</b> B1 (2100), B3 (1800), B7 (2600), B20 (800)
</td> :grey_question: = Not Tested.\
<td>BM818-E1</td> ~~B_X\_~~ = Cellular bands with ~~strikethrough~~ are not supported by the installed cellular modem.\
<td>Yes</td> † Data needs to be enabled by going to **Settings > Mobile > Mobile Data**.
<td>???</td>
<td>Yes</td> \* Purism developer Sebastian Krsyszkowiak [says](https://forums.puri.sm/t/questions-about-dogwood-and-phone-calls/10156/23) this is caused because the Librem 5 doesn't support VoLTE:
<td>Yes</td>
<td>Tested with "nju mobile"-branded pre-paid SIM</td> > There’s no VoLTE, so it drops to 3G when in call. This would mean that there’s no 3G reception where you live, so it makes it drop all the way to 2G (but data should still work, although much slower - unless there’s something wrong carrier side of course).
<td></td>
</tr> The BM818 has VoLTE support but it is not enabled by default. This is still a work in progress.
<tr> <sup>2</sup> UK iD Mobile: The operator’s name appears as `i"` instead of `iD` on the Librem 5, but does not seem to affect operation.\
<td>Portugal</td> I have VoLTE enabled all the time, and it works fine for me almost all the time. This has remained consistently the case, except that, one year ago, I discovered at least one specific geographic location where the phone would not ring for incoming calls when using VoLTE, making it seem like I was ignoring calls and breaking outgoing calls. I had to switch to 3G in that location. \[forum post\] It’s possible the experience may have improved since then, as I haven’t tried making or taking a call in that location recently. VoLTE still works fine in the places where I normally use it.
<td>
[Altice / MEO](https://www.meo.pt/) <sup>3</sup> UK Three: I had VoLTE enabled all the time and found it worked fine for me, but see note about VoLTE on ID Mobile, which might also apply to Three as it’s the same physical network (not tested).\
</td> In practice, according to Cellmapper.net, almost all _Three_ cell sites seem to operate on bands 3, 1 and 20, with 3 the most common, followed by 1, and 20 the least common. Where other bands are used, they seem to be in addition to these main bands, so modem compatibility is a non-issue.
<td>
<b>GSM:</b> 900 (E-GSM), 1800 (DCS)<br><b>UMTS:</b> B1 (2100), B8 (900 GSM)<br><b>LTE:</b> B3 (1800 +), B7 (2600), B20 (800 DD) ---
</td>
<td>BM818-E1</td> _Protocols and bands supported by the different cellular modems in the Librem 5:_
<td>Yes</td>
<td>No</td> BroadMobi [BM818-E1](http://www.broadmobi.com/en/module_show.php?id=18) (for Europe):
<td>Yes</td>
<td>Yes</td> * GSM: 850, 900 (EGSM), 1800 (DCS), 1900 (PCS)
<td>Tested with Altice/MEO family pack. This carrier does not support VoLTE nor Visual Voicemal. Calls, SMS, MMS and LTE work well on a Librem 5.</td> * UMTS/HSPA+/WCDMA: B1 (2100), B2 (1900), B5 (850), B8 (900)
<td> * FDD-LTE: B1 (2100), B2 (1900), B3 (1800), B5 (850), B7 (2600), B8 (900), B20 (800)
* TDD-LTE: B38 (2600), B40 (2300), B41 (120M, 2500)
[João Azevedo](https://source.puri.sm/joao.azevedo)'s Evergreen
</td> BroadMobi [BM818-A1](http://www.broadmobi.com/en/module_show.php?id=18) (for the Americas):
</tr>
<tr> * GSM: 850, 1900 (PCS)
<td>Sweden</td> * UMTS/HSPA+/WCDMA: B2 (1900), B4 (1700), B5 (850)
<td> * FDD-LTE: B2 (1900), B3 (1800), B4 (1700), B5 (850), B12 (700), B13 (700), B17 (700), B25 (1900), B26 (850), B66 (1700)
* TDD-LTE: B41 (200M, 2500)
[Tele2](https://www.frequencycheck.com/carriers/tele2-sweden?c_id=2569743)
</td> BroadMobi [BM818-T1](http://www.broadmobi.com/en/module_show.php?id=18) (for Asia, Australia & New Zealand):
<td>
<b>GSM:</b> 900, 1800 (DCS)<br><b>UMTS:</b> B1 (2100)<br><b>LTE:</b> B3 (1800+), B7 (2600), B8 (900), B20 (800 DD) * GSM: 850, 900, 1800, 1900 MHz
</td> * CDMA: BC0 (800)
<td>BM818-E1</td> * UMTS/HSPA+/WCDMA: B1 (2100), B2 (1900), B4 (1700), B5 (850), B8 (900)
<td>Yes</td> * LTE-FDD: B1 (2100), B2 (1900), B3 (1800), B4 (1700), B5 (850), B7 (2600), B8 (900), B28 (700), B66 (1700)
<td>???</td> * LTE-TDD: B34 (2100), B38 (2600), B39 (1900), B40 (2300), B41 (200M, 2500)
<td>Yes</td>
<td>Yes</td> Thales Cinterion [PLS8-E](https://www.thalesgroup.com/en/markets/digital-identity-and-security/iot/iot-connectivity/products/iot-products/pls8-e-high-speed) (for Europe):
<td>Drops to 2G during phone calls, cutting all internet access.</td>
<td> * GSM: 900, 1800
* UMTS/HSPA+/WCDMA: B1, B3, B8
[lipu](https://forums.puri.sm/t/questions-about-dogwood-and-phone-calls/10156/18) * FDD-LTE: B1, B3, B7, B8, B20
</td>
</tr> Thales Cinterion [PLS8-US](https://www.thalesgroup.com/en/markets/digital-identity-and-security/iot/iot-connectivity/products/iot-products/pls8-us-high-speed) (for the Americas):
<tr>
<td>Sweden</td> * GSM: 850, 900, 1800, 1900
<td> * UMTS/HSPA+/WCDMA: B2, B4, B5,
[Telia](https://www.frequencycheck.com/carriers/telia-sweden) * FDD-LTE: B2, B4, B5, B17
</td>
<td>
<b>GSM:</b> 900 (EGSM), 1800 (DCS)<br><b>UMTS:</b> B1 (2100)<br><b>LTE:</b> B3 (1800 +), B7 (2600), B20 (800 DD)
</td>
<td>BM818-E1</td>
<td>Yes</td>
<td>???</td>
<td>Yes</td>
<td>Yes</td>
<td>Using a prepaid SIM card; temporarily changes from 4G to 3G during calls.</td>
<td>[skalman](https://forums.puri.sm/t/troubleshooting-phonecall-problem-on-librem-5-birch/9989/30)</td>
</tr>
<tr>
<td>UK</td>
<td>iD Mobile</td>
<td>
<b>GSM:</b> No<br><b>UMTS/HSPA+:</b> 2100 (B1)<br><b>LTE:</b> 800 (B20), 1800 (B3), <s>1400</s>, <s>3400</s> [source](https://www.4g.co.uk/4g-frequencies-uk-need-know/)
</td>
<td>BM818‑E1</td>
<td>Yes</td>
<td>
Yes<sup>2</sup>
</td>
<td>Yes</td>
<td>Yes</td>
<td>
Data, SMS and 3G calls all work flawlessly.<sup>2</sup> MMS is a work in progress. After inputting the carrier’s settings, I can currently receive MMS messages fairly reliably, but I can not reliably send MMS messages.
</td>
<td>
[patch](https://forums.puri.sm/t/uk-mobile-telephone-network-that-works-well-with-librem-5/18137/3)
</td>
</tr>
<tr>
<td>UK</td>
<td>Three</td>
<td>ditto</td>
<td>BM818‑E1</td>
<td>Yes</td>
<td>
Yes<sup>3</sup>
</td>
<td>Yes</td>
<td>Yes</td>
<td>
Data, SMS and 3G calls all work flawlessly.<sup>3</sup> MMS not tested with latest software but probably the same as ID mobile as they appear to use the same underlying MMSC.
</td>
<td>
[patch](https://forums.puri.sm/t/uk-mobile-telephone-network-that-works-well-with-librem-5/18137/3)
</td>
</tr>
<tr>
<td>
Interna<br>tional
</td>
<td>
[Surfroam](https://surfroam.com/)
</td>
<td>Varies by region & modem</td>
<td>Any</td>
<td>No</td>
<td>No</td>
<td>No</td>
<td>Yes</td>
<td>Data only (prepaid). Data roaming must also be enabled. 2G/3G/4G (varies by networks). Cost varies by region/country.</td>
<td>
[amarok](https://forums.puri.sm/t/how-do-i-determine-if-my-librem-5-is-compatible-with-phone-carrier/15766/31?u=amarok)
</td>
</tr>
<tr>
<td>
Interna<br>tional
</td>
<td>
[Truphone](https://www.truphone.com/us/)
</td>
<td>Varies by region & modem</td>
<td>Any</td>
<td>Yes</td>
<td>???</td>
<td>Yes</td>
<td>Yes</td>
<td>Prepaid SIM & Top-ups now discontinued; existing SIMs still work until balance depleted. 2G/3G/4G (varies by networks). Cost varies by region/country. MMS not supported by Truphone on any device/network.</td>
<td>amarok</td>
</tr>
<tr>
<td>
**Location**
</td>
<td>
**Provider**
</td>
<td>
**Bands provided**
</td>
<td>
**Modem**
</td>
<td>
**Calls**
</td>
<td>
**VoLTE**
</td>
<td>
**SMS**
</td>
<td>
**Data†**
</td>
<td>
**Notes**
</td>
<td>
**Sources**
</td>
</tr>
</table>
n/t = Not Tested.\
~~B_X\_~~ = Cellular bands with ~~strikethrough~~ are not supported by the installed cellular modem.\
† Data needs to be enabled by going to **Settings > Mobile > Mobile Data**.
\* Purism developer Sebastian Krsyszkowiak [says](https://forums.puri.sm/t/questions-about-dogwood-and-phone-calls/10156/23) this is caused because the Librem 5 doesn't support VoLTE:
> There’s no VoLTE, so it drops to 3G when in call. This would mean that there’s no 3G reception where you live, so it makes it drop all the way to 2G (but data should still work, although much slower - unless there’s something wrong carrier side of course).
The BM818 has VoLTE support but it is not enabled by default. This is still a work in progress.
<sup>2</sup> UK iD Mobile: The operator’s name appears as `i"` instead of `iD` on the Librem 5, but does not seem to affect operation.\
I have VoLTE enabled all the time, and it works fine for me almost all the time. This has remained consistently the case, except that, one year ago, I discovered at least one specific geographic location where the phone would not ring for incoming calls when using VoLTE, making it seem like I was ignoring calls and breaking outgoing calls. I had to switch to 3G in that location. \[forum post\] It’s possible the experience may have improved since then, as I haven’t tried making or taking a call in that location recently. VoLTE still works fine in the places where I normally use it.
<sup>3</sup> UK Three: I had VoLTE enabled all the time and found it worked fine for me, but see note about VoLTE on ID Mobile, which might also apply to Three as it’s the same physical network (not tested).\
In practice, according to Cellmapper.net, almost all _Three_ cell sites seem to operate on bands 3, 1 and 20, with 3 the most common, followed by 1, and 20 the least common. Where other bands are used, they seem to be in addition to these main bands, so modem compatibility is a non-issue.
---
_Protocols and bands supported by the different cellular modems in the Librem 5:_
BroadMobi [BM818-E1](http://www.broadmobi.com/en/module_show.php?id=18) (for Europe):
* GSM: 850, 900 (EGSM), 1800 (DCS), 1900 (PCS)
* UMTS/HSPA+/WCDMA: B1 (2100), B2 (1900), B5 (850), B8 (900)
* FDD-LTE: B1 (2100), B2 (1900), B3 (1800), B5 (850), B7 (2600), B8 (900), B20 (800)
* TDD-LTE: B38 (2600), B40 (2300), B41 (120M, 2500)
BroadMobi [BM818-A1](http://www.broadmobi.com/en/module_show.php?id=18) (for the Americas):
* GSM: 850, 1900 (PCS)
* UMTS/HSPA+/WCDMA: B2 (1900), B4 (1700), B5 (850)
* FDD-LTE: B2 (1900), B3 (1800), B4 (1700), B5 (850), B12 (700), B13 (700), B17 (700), B25 (1900), B26 (850), B66 (1700)
* TDD-LTE: B41 (200M, 2500)
BroadMobi [BM818-T1](http://www.broadmobi.com/en/module_show.php?id=18) (for Asia, Australia & New Zealand):
* GSM: 850, 900, 1800, 1900 MHz
* CDMA: BC0 (800)
* UMTS/HSPA+/WCDMA: B1 (2100), B2 (1900), B4 (1700), B5 (850), B8 (900)
* LTE-FDD: B1 (2100), B2 (1900), B3 (1800), B4 (1700), B5 (850), B7 (2600), B8 (900), B28 (700), B66 (1700)
* LTE-TDD: B34 (2100), B38 (2600), B39 (1900), B40 (2300), B41 (200M, 2500)
Thales Cinterion [PLS8-E](https://www.thalesgroup.com/en/markets/digital-identity-and-security/iot/iot-connectivity/products/iot-products/pls8-e-high-speed) (for Europe):
* GSM: 900, 1800
* UMTS/HSPA+/WCDMA: B1, B3, B8
* FDD-LTE: B1, B3, B7, B8, B20
Thales Cinterion [PLS8-US](https://www.thalesgroup.com/en/markets/digital-identity-and-security/iot/iot-connectivity/products/iot-products/pls8-us-high-speed) (for the Americas):
* GSM: 850, 900, 1800, 1900
* UMTS/HSPA+/WCDMA: B2, B4, B5,
* FDD-LTE: B2, B4, B5, B17
The Cinterion PLS8 modems will cost extra when Purism offers them, because Purism is having to custom manufacture their M.2 cards. The Cinterion PLS8 modems will cost extra when Purism offers them, because Purism is having to custom manufacture their M.2 cards.
\ No newline at end of file