Local Calling Guide
Area code/prefix search
NPA: 737
[Rate centres in NPA 737]
[Dial plan for NPA 737]
<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 737-301
| 2 |
Austin |
TX |
AUSYTXFC0MD |
004F BANDWIDTH.COM CLEC, LLC - TX |
558 |
|
2021-11-16 |
|
| 737-301
| 3 |
Austin |
TX |
AUSYTXFC0MD |
004F BANDWIDTH.COM CLEC, LLC - TX |
558 |
|
2021-11-16 |
|
| 737-301
| 4 |
Austin |
TX |
AUSTTXGR03Z |
903C ONVOY, LLC - TX |
558 |
|
2021-11-16 |
|
| 737-301
| 5 |
Austin |
TX |
AUSTTXGR03Z |
903C ONVOY, LLC - TX |
558 |
|
2021-11-16 |
|
| 737-301
| 6 |
Austin |
TX |
AUSTTXGR03Z |
903C ONVOY, LLC - TX |
558 |
|
2021-11-16 |
|
| 737-301
| 7 |
Austin |
TX |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
2025-09-06 |
|
| 737-301
| 8 |
Austin |
TX |
AUSYTXFC0MD |
004F BANDWIDTH.COM CLEC, LLC - TX |
558 |
|
2021-12-02 |
|
| 737-301
| 9 |
Austin |
TX |
AUSYTXFC0MD |
004F BANDWIDTH.COM CLEC, LLC - TX |
558 |
|
2021-12-02 |
|
| 737-302
| A |
Smithville |
TX |
AUSWTXGXBMD |
5562 METROPCS, INC. |
558 |
|
|
|
| 737-302
| 0 |
Smithville |
TX |
AUSTTXGR46Z |
158H INVOXIO INCORPORATED |
558 |
|
2018-07-29 |
|
| 737-302
| 1 |
Smithville |
TX |
AUSYTXFC0MD |
004F BANDWIDTH.COM CLEC, LLC - TX |
558 |
|
2016-07-24 |
|
| 737-302
| 2 |
Smithville |
TX |
AUSTTXGR03Z |
903C ONVOY, LLC - TX |
558 |
|
2016-07-29 |
|
| 737-302
| 3 |
Smithville |
TX |
AUSUTX78DS0 |
7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX |
558 |
|
2019-02-05 |
|
| 737-302
| 4 |
Smithville |
TX |
AUSTTXGR03Z |
903C ONVOY, LLC - TX |
558 |
|
2020-08-16 |
|
| 737-302
| 5 |
Smithville |
TX |
AUSTTXGR03Z |
903C ONVOY, LLC - TX |
558 |
|
2020-08-16 |
|
| 737-302
| 6 |
Smithville |
TX |
AUSTTXGR03Z |
903C ONVOY, LLC - TX |
558 |
|
2020-08-16 |
|
| 737-302
| 7 |
Smithville |
TX |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
2026-01-30 |
|
| 737-302
| 8 |
Smithville |
TX |
AUSTTXGRX3Y |
073H TELNYX LLC |
558 |
|
2017-03-22 |
|
| 737-302
| 9 |
Smithville |
TX |
AUSWTXGXBMD |
5562 METROPCS, INC. |
558 |
|
2016-07-15 |
|
| 737-303
| A |
San Marcos |
TX |
SMRCTXXAVMD |
622J SKYE TELECOM LLC DBA SKYETEL |
558 |
|
|
|
| 737-303
| 0 |
San Marcos |
TX |
SMRCTXXAJMD |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
2022-01-27 |
|
| 737-303
| 1 |
San Marcos |
TX |
SMRCTXXAJMD |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
2022-01-27 |
|
| 737-303
| 2 |
San Marcos |
TX |
SMRCTXXAJMD |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
2022-01-27 |
|
| 737-303
| 3 |
San Marcos |
TX |
SMRCTXXAVMD |
622J SKYE TELECOM LLC DBA SKYETEL |
558 |
|
2021-11-06 |
|
| 737-303
| 4 |
San Marcos |
TX |
SMRCTXXAYMD |
903C ONVOY, LLC - TX |
558 |
|
2021-12-24 |
|
| 737-303
| 5 |
San Marcos |
TX |
SMRCTXXAYMD |
903C ONVOY, LLC - TX |
558 |
|
2021-12-24 |
|
| 737-303
| 6 |
San Marcos |
TX |
AUSUTX78AMD |
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
558 |
|
2022-04-25 |
|
| 737-303
| 7 |
San Marcos |
TX |
AUSTTXGR45Z |
624H ONVOY SPECTRUM, LLC |
558 |
|
2021-11-21 |
|
| 737-303
| 8 |
San Marcos |
TX |
AUSTTXGR45Z |
624H ONVOY SPECTRUM, LLC |
558 |
|
2021-11-21 |
|
| 737-303
| 9 |
San Marcos |
TX |
AUSUTX78AMD |
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
558 |
|
2022-04-25 |
|
| 737-304
| A |
Austin |
TX |
AUSTTXGR45Z |
624H ONVOY SPECTRUM, LLC |
558 |
|
|
|
| 737-304
| 0 |
Austin |
TX |
AUSYTXFC0MD |
004F BANDWIDTH.COM CLEC, LLC - TX |
558 |
|
2021-12-02 |
|
| 737-304
| 1 |
Austin |
TX |
AUSTTXGR45Z |
624H ONVOY SPECTRUM, LLC |
558 |
|
2021-11-14 |
|
| 737-304
| 2 |
Austin |
TX |
AUSTTXGR45Z |
624H ONVOY SPECTRUM, LLC |
558 |
|
2021-11-14 |
|
| 737-304
| 3 |
Austin |
TX |
AUSTTXGR45Z |
624H ONVOY SPECTRUM, LLC |
558 |
|
2021-11-14 |
|
| 737-304
| 4 |
Austin |
TX |
AUSTTXGR45Z |
624H ONVOY SPECTRUM, LLC |
558 |
|
2021-11-14 |
|
| 737-304
| 5 |
Austin |
TX |
AUSTTXGR45Z |
624H ONVOY SPECTRUM, LLC |
558 |
|
2021-11-14 |
|
| 737-304
| 6 |
Austin |
TX |
AUSYTXFC0MD |
004F BANDWIDTH.COM CLEC, LLC - TX |
558 |
|
2021-12-02 |
|
| 737-304
| 7 |
Austin |
TX |
AUSYTXFC0MD |
004F BANDWIDTH.COM CLEC, LLC - TX |
558 |
|
2021-12-02 |
|
| 737-304
| 8 |
Austin |
TX |
AUSYTXFC0MD |
004F BANDWIDTH.COM CLEC, LLC - TX |
558 |
|
2021-12-02 |
|
| 737-304
| 9 |
Austin |
TX |
AUSWTXGXBMD |
6529 T-MOBILE USA, INC. |
558 |
|
2022-12-07 |
|
| 737-305
| A |
Buda |
TX |
AUSUTXNIGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
|
|
| 737-305
| 0 |
Buda |
TX |
AUSTTXGR62Z |
490J BOOST SUBSCRIBERCO L.L.C. |
558 |
|
2022-12-23 |
|
| 737-305
| 1 |
Buda |
TX |
AUSWTXGXBMD |
6529 T-MOBILE USA, INC. |
558 |
|
2022-09-22 |
|
| 737-305
| 2 |
Buda |
TX |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
2025-09-06 |
|
| 737-305
| 3 |
Buda |
TX |
AUSTTXGR40Z |
197D VONAGE AMERICA LLC |
558 |
|
2023-12-24 |
|
| 737-305
| 4 |
Buda |
TX |
AUSUTXNIGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
2023-10-01 |
|
| 737-305
| 5 |
Buda |
TX |
AUSUTXNIGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
2023-10-01 |
|
| 737-305
| 6 |
Buda |
TX |
AUSTTXGR45Z |
624H ONVOY SPECTRUM, LLC |
558 |
|
2021-12-06 |
|
| 737-305
| 7 |
Buda |
TX |
AUSTTXGR45Z |
624H ONVOY SPECTRUM, LLC |
558 |
|
2021-12-06 |
|
<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 >>
Last updated: Thu, 05 Feb 2026 23:41:55 UTC
Sponsored by: VoIP Much Phone Company
Like this site? We accept donations via PayPal.