Local Calling Guide
Area code/prefix search
Castroville, TX
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 830-346
| A |
SNANTXCAHMD |
073H TELNYX LLC |
566 |
|
|
|
| 830-346
| 0 |
|
073H TELNYX LLC |
566 |
|
2017-04-29 |
|
| 830-346
| 1 |
|
004F BANDWIDTH.COM CLEC, LLC - TX |
566 |
|
2017-08-06 |
|
| 830-346
| 2 |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
566 |
|
2017-12-29 |
|
| 830-346
| 3 |
|
177F PEERLESS NETWORK OF TEXAS, LLC - TX |
566 |
|
2020-05-31 |
|
| 830-346
| 4 |
|
177F PEERLESS NETWORK OF TEXAS, LLC - TX |
566 |
|
2020-06-30 |
|
| 830-346
| 5 |
|
903C ONVOY, LLC - TX |
566 |
|
2020-12-11 |
|
| 830-346
| 6 |
|
624H ONVOY SPECTRUM, LLC |
566 |
|
2021-06-24 |
|
| 830-346
| 7 |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
566 |
|
2020-10-04 |
|
| 830-346
| 8 |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
566 |
|
2024-12-07 |
|
| 830-346
| 9 |
|
903C ONVOY, LLC - TX |
566 |
|
2021-03-19 |
|
| 830-349
| A |
SNANTXCA41Z |
7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX |
566 |
|
|
|
| 830-349
| 0 |
|
4290 STPCS JOINT VENTURE, LLC |
566 |
|
2024-11-05 |
|
| 830-349
| 1 |
|
4290 STPCS JOINT VENTURE, LLC |
566 |
|
2024-11-05 |
|
| 830-349
| 2 |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
566 |
|
2024-12-07 |
|
| 830-349
| 4 |
|
516J TON80 COMMUNICATIONS, LLC |
566 |
|
2021-12-28 |
|
| 830-349
| 6 |
|
7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX |
566 |
|
2021-12-27 |
|
| 830-349
| 7 |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
566 |
|
2024-04-26 |
|
| 830-349
| 8 |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
566 |
|
2023-02-13 |
|
| 830-349
| 9 |
|
490J DISH WIRELESS, LLC |
566 |
|
2022-10-03 |
|
| 830-355
| A |
SNAQTXKY7MD |
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
566 |
|
|
|
| 830-355
| 0 |
|
903C ONVOY, LLC - TX |
566 |
|
2014-07-18 |
|
| 830-355
| 1 |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
566 |
|
2014-09-19 |
|
| 830-355
| 2 |
|
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
566 |
|
2006-04-09 |
|
| 830-355
| 3 |
|
903C ONVOY, LLC - TX |
566 |
|
2014-10-17 |
|
| 830-355
| 4 |
|
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
566 |
|
2012-02-19 |
|
| 830-355
| 5 |
|
5562 METROPCS, INC. |
566 |
|
2017-03-04 |
|
| 830-355
| 6 |
|
903C ONVOY, LLC - TX |
566 |
|
2014-10-17 |
|
| 830-355
| 7 |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
566 |
|
2015-02-27 |
|
| 830-355
| 8 |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
566 |
|
2015-09-20 |
|
| 830-355
| 9 |
|
177F PEERLESS NETWORK OF TEXAS, LLC - TX |
566 |
|
2013-10-06 |
|
| 830-521
| A |
SNANTX91DS2 |
7715 MATRIX TELECOM, LLC. S/I/I TNCI - TX |
566 |
|
|
|
| 830-521
| 0 |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
566 |
|
|
|
| 830-521
| 2 |
|
903C ONVOY, LLC - TX |
566 |
|
2016-02-16 |
|
| 830-521
| 3 |
|
903C ONVOY, LLC - TX |
566 |
|
2016-08-06 |
|
| 830-521
| 4 |
|
903C ONVOY, LLC - TX |
566 |
|
2016-06-02 |
|
| 830-521
| 5 |
|
903C ONVOY, LLC - TX |
566 |
|
2016-08-06 |
|
| 830-521
| 6 |
|
903C ONVOY, LLC - TX |
566 |
|
2016-06-02 |
|
| 830-521
| 7 |
|
903C ONVOY, LLC - TX |
566 |
|
2016-04-11 |
|
| 830-521
| 8 |
|
903C ONVOY, LLC - TX |
566 |
|
2016-04-11 |
|
| 830-521
| 9 |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
566 |
|
2016-05-19 |
|
| 830-538
| A |
CSVLTXCTDS0 |
9533 SOUTHWESTERN BELL |
566 |
|
|
|
| 830-538
| 0 |
|
903C ONVOY, LLC - TX |
566 |
|
2016-08-06 |
|
| 830-538
| 1 |
|
9533 SOUTHWESTERN BELL |
566 |
|
|
|
| 830-538
| 2 |
|
9533 SOUTHWESTERN BELL |
566 |
|
|
|
| 830-538
| 3 |
|
9533 SOUTHWESTERN BELL |
566 |
|
|
|
| 830-538
| 4 |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
566 |
|
2010-01-13 |
|
| 830-538
| 5 |
|
516C AT&T CORP. |
566 |
|
2011-03-25 |
|
| 830-538
| 6 |
|
9533 SOUTHWESTERN BELL |
566 |
|
|
|
| 830-538
| 7 |
|
508J CENTURYLINK COMMUNICATIONS, LLC |
566 |
|
2016-11-23 |
|
| 830-538
| 8 |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
566 |
|
2012-07-27 |
|
| 830-538
| 9 |
|
9533 SOUTHWESTERN BELL |
566 |
|
|
|
Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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