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 68 69 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 737-677
| A |
Smithville |
TX |
AUSTTXGR03Z |
903C ONVOY, LLC - TX |
558 |
|
|
|
| 737-677
| 0 |
Smithville |
TX |
|
515J IP HORIZON LLC |
558 |
|
2021-06-05 |
|
| 737-677
| 1 |
Smithville |
TX |
AUSTTXGR45Z |
624H ONVOY SPECTRUM, LLC |
558 |
|
2021-06-27 |
|
| 737-677
| 2 |
Smithville |
TX |
AUSTTXGR03Z |
903C ONVOY, LLC - TX |
558 |
|
2021-03-14 |
|
| 737-677
| 3 |
Smithville |
TX |
AUSTTXGR03Z |
903C ONVOY, LLC - TX |
558 |
|
2021-03-14 |
|
| 737-677
| 4 |
Smithville |
TX |
AUSTTXGR03Z |
903C ONVOY, LLC - TX |
558 |
|
2021-04-30 |
|
| 737-677
| 5 |
Smithville |
TX |
AUSTTXGR03Z |
903C ONVOY, LLC - TX |
558 |
|
2021-04-30 |
|
| 737-677
| 6 |
Smithville |
TX |
AUSTTXGR45Z |
624H ONVOY SPECTRUM, LLC |
558 |
|
2021-12-26 |
|
| 737-677
| 7 |
Smithville |
TX |
|
6529 T-MOBILE USA, INC. |
558 |
|
2021-02-27 |
|
| 737-677
| 8 |
Smithville |
TX |
AUSTTXGRDS6 |
177F PEERLESS NETWORK OF TEXAS, LLC - TX |
558 |
|
2021-02-27 |
|
| 737-677
| 9 |
Smithville |
TX |
AUSUTXNIGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
2021-04-24 |
|
| 737-678
| A |
Dripping Springs |
TX |
AUSTTXGR55Z |
516J TON80 COMMUNICATIONS, LLC |
558 |
|
|
|
| 737-678
| 0 |
Dripping Springs |
TX |
AUSTTXGR42Z |
073H TELNYX LLC |
558 |
|
2021-12-25 |
|
| 737-678
| 1 |
Dripping Springs |
TX |
AUSTTXGR03Z |
903C ONVOY, LLC - TX |
558 |
|
2023-08-26 |
|
| 737-678
| 2 |
Dripping Springs |
TX |
AUSTTXGR62Z |
490J BOOST SUBSCRIBERCO L.L.C. |
558 |
|
2022-12-16 |
|
| 737-678
| 3 |
Dripping Springs |
TX |
AUSTTXGR55Z |
516J TON80 COMMUNICATIONS, LLC |
558 |
|
2022-03-03 |
|
| 737-678
| 4 |
Dripping Springs |
TX |
AUSTTXGR03Z |
903C ONVOY, LLC - TX |
558 |
|
2023-10-13 |
|
| 737-678
| 5 |
Dripping Springs |
TX |
AUSTTXGR03Z |
903C ONVOY, LLC - TX |
558 |
|
2024-03-28 |
|
| 737-678
| 6 |
Dripping Springs |
TX |
AUSTTXGR03Z |
903C ONVOY, LLC - TX |
558 |
|
2024-04-26 |
|
| 737-678
| 7 |
Dripping Springs |
TX |
AUSTTXGR55Z |
516J TON80 COMMUNICATIONS, LLC |
558 |
|
2021-10-25 |
|
| 737-678
| 8 |
Dripping Springs |
TX |
AUSTTXGR45Z |
624H ONVOY SPECTRUM, LLC |
558 |
|
2021-11-26 |
|
| 737-678
| 9 |
Dripping Springs |
TX |
AUSTTXGR45Z |
624H ONVOY SPECTRUM, LLC |
558 |
|
2021-11-26 |
|
| 737-688
| A |
Coupland |
TX |
AUSTTXGR51Z |
965H FRACTEL, LLC |
558 |
|
|
|
| 737-688
| 0 |
Coupland |
TX |
AUSTTXGR03Z |
903C ONVOY, LLC - TX |
558 |
|
2023-08-26 |
|
| 737-688
| 1 |
Coupland |
TX |
AUSTTXGRDS6 |
177F PEERLESS NETWORK OF TEXAS, LLC - TX |
558 |
|
2025-01-20 |
|
| 737-688
| 3 |
Coupland |
TX |
AUSTTXGR55Z |
516J TON80 COMMUNICATIONS, LLC |
558 |
|
2021-07-10 |
|
| 737-688
| 5 |
Coupland |
TX |
AUSTTXGR45Z |
624H ONVOY SPECTRUM, LLC |
558 |
|
2021-12-04 |
|
| 737-688
| 6 |
Coupland |
TX |
AUSTTXGR45Z |
624H ONVOY SPECTRUM, LLC |
558 |
|
2021-12-04 |
|
| 737-688
| 7 |
Coupland |
TX |
AUSTTXGR45Z |
624H ONVOY SPECTRUM, LLC |
558 |
|
2021-07-12 |
|
| 737-688
| 8 |
Coupland |
TX |
AUSTTXGR51Z |
965H FRACTEL, LLC |
558 |
|
2021-07-09 |
|
| 737-701
| A |
Austin |
TX |
AUSUTXNIGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
|
|
| 737-701
| 0 |
Austin |
TX |
AUSUTXNIGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
2015-11-19 |
|
| 737-701
| 1 |
Austin |
TX |
AUSUTXNIGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
2015-11-19 |
|
| 737-701
| 2 |
Austin |
TX |
AUSUTX78AMD |
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
558 |
|
2015-11-07 |
|
| 737-701
| 3 |
Austin |
TX |
AUSWTXGXBMD |
5562 METROPCS, INC. |
558 |
|
2016-09-01 |
|
| 737-701
| 4 |
Austin |
TX |
AUSUTXNIGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
2015-11-19 |
|
| 737-701
| 5 |
Austin |
TX |
AUSTTXUH5MD |
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
558 |
|
2015-11-02 |
|
| 737-701
| 6 |
Austin |
TX |
AUSUTXNIGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
2015-11-01 |
|
| 737-701
| 7 |
Austin |
TX |
AUSUTXNIGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
2015-11-01 |
|
| 737-701
| 8 |
Austin |
TX |
AUSUTXNIGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
2015-11-01 |
|
| 737-701
| 9 |
Austin |
TX |
AUSUTXNIGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
558 |
|
2015-11-01 |
|
| 737-702
| A |
Granger |
TX |
AUSYTXFC0MD |
004F BANDWIDTH.COM CLEC, LLC - TX |
558 |
|
|
|
| 737-702
| 0 |
Granger |
TX |
AUSYTXFC0MD |
004F BANDWIDTH.COM CLEC, LLC - TX |
558 |
|
2015-07-04 |
|
| 737-702
| 1 |
Granger |
TX |
AUSTTXGR03Z |
903C ONVOY, LLC - TX |
558 |
|
2016-03-02 |
|
| 737-702
| 2 |
Granger |
TX |
AUSTTXGR03Z |
903C ONVOY, LLC - TX |
558 |
|
2016-04-22 |
|
| 737-702
| 3 |
Granger |
TX |
AUSTTXGR03Z |
903C ONVOY, LLC - TX |
558 |
|
2016-04-22 |
|
| 737-702
| 4 |
Granger |
TX |
AUSTTXGR03Z |
903C ONVOY, LLC - TX |
558 |
|
2018-03-23 |
|
| 737-702
| 5 |
Granger |
TX |
AUSYTXFC0MD |
004F BANDWIDTH.COM CLEC, LLC - TX |
558 |
|
2018-06-03 |
|
| 737-702
| 6 |
Granger |
TX |
AUSTTXGRDS6 |
177F PEERLESS NETWORK OF TEXAS, LLC - TX |
558 |
|
2018-12-19 |
|
| 737-702
| 7 |
Granger |
TX |
|
612K CSC VOICE, LLC |
558 |
|
2019-10-31 |
|
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Last updated: Fri, 10 Jul 2026 02:55:48 UTC
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