Local Calling Guide
Area code/prefix search
Rio Grande City, TX
1 2 3 4 >>
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 956-256
| A |
HRLNTXHGX7X |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
568 |
|
|
|
| 956-256
| 0 |
HRLNTXHGX7X |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
568 |
|
2008-07-26 |
|
| 956-256
| 1 |
HRLNTXHGX7X |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
568 |
|
2024-12-07 |
|
| 956-256
| 2 |
HRLNTXHGX7X |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
568 |
|
2024-12-07 |
|
| 956-256
| 3 |
HRLNTXHGX7X |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
568 |
|
2009-03-13 |
|
| 956-256
| 4 |
HRLNTXHGX7X |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
568 |
|
2009-03-13 |
|
| 956-256
| 5 |
HRLNTXHGX7X |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
568 |
|
2009-03-13 |
|
| 956-256
| 6 |
HRLNTXHGX7X |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
568 |
|
2014-09-26 |
|
| 956-256
| 7 |
HRLNTXHGX7X |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
568 |
|
2014-11-14 |
|
| 956-256
| 8 |
HRLNTXHGX7X |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
568 |
|
2014-11-14 |
|
| 956-256
| 9 |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
568 |
|
2025-11-21 |
|
| 956-257
| A |
HRLNTXHGX7X |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
568 |
|
|
|
| 956-257
| 0 |
HRLNTXHGX7X |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
568 |
|
2011-07-25 |
|
| 956-257
| 1 |
HRLNTXHGX7X |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
568 |
|
2013-04-18 |
|
| 956-257
| 2 |
HRLNTXKX8MD |
5562 METROPCS, INC. |
568 |
|
2013-06-14 |
|
| 956-257
| 3 |
HRLNTXKX8MD |
5562 METROPCS, INC. |
568 |
|
2013-06-14 |
|
| 956-257
| 4 |
HRLNTXKX8MD |
5562 METROPCS, INC. |
568 |
|
2013-06-14 |
|
| 956-257
| 5 |
HRLNTXHGX7X |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
568 |
|
2011-08-05 |
|
| 956-257
| 6 |
HRLNTXHGX7X |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
568 |
|
2011-08-05 |
|
| 956-257
| 7 |
HRLNTXHGX7X |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
568 |
|
2011-08-05 |
|
| 956-257
| 8 |
HRLNTXKX8MD |
5562 METROPCS, INC. |
568 |
|
2013-06-14 |
|
| 956-257
| 9 |
HRLNTXHGMMD |
004F BANDWIDTH.COM CLEC, LLC - TX |
568 |
|
2014-05-16 |
|
| 956-263
| A |
HRLNTXKX8MD |
5562 METROPCS, INC. |
568 |
|
|
|
| 956-263
| 0 |
HRLNTXKX8MD |
5562 METROPCS, INC. |
568 |
|
|
|
| 956-263
| 1 |
HRLNTXHGXYX |
793K TWC IP ENABLED SERVICES, LLC |
568 |
|
2005-08-21 |
|
| 956-263
| 2 |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
568 |
|
2026-03-06 |
|
| 956-263
| 3 |
HRLNTXKX8MD |
5562 METROPCS, INC. |
568 |
|
2013-06-21 |
|
| 956-263
| 4 |
HRLNTXHGBMD |
319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX |
568 |
|
2007-06-08 |
|
| 956-263
| 5 |
HRLNTXHGX7X |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
568 |
|
2008-05-27 |
|
| 956-263
| 6 |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
568 |
|
2026-05-09 |
|
| 956-263
| 8 |
HRLNTXHGX7X |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
568 |
|
2008-05-27 |
|
| 956-263
| 9 |
HRLNTXHGX7X |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
568 |
|
2008-05-27 |
|
| 956-317
| A |
HRLNTXKX8MD |
5562 METROPCS, INC. |
568 |
|
|
|
| 956-317
| 0 |
HRLNTXHGMMD |
004F BANDWIDTH.COM CLEC, LLC - TX |
568 |
|
2010-10-02 |
|
| 956-317
| 1 |
HRLNTXHGXYX |
793K TWC IP ENABLED SERVICES, LLC |
568 |
|
2011-01-14 |
|
| 956-317
| 2 |
MCALTXHBDS0 |
4866 SMARTCOM TELEPHONE, LLC |
568 |
|
2017-01-30 |
|
| 956-317
| 3 |
HRLNTXHGMMD |
004F BANDWIDTH.COM CLEC, LLC - TX |
568 |
|
2010-06-24 |
|
| 956-317
| 4 |
HRLNTXHGFMD |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
568 |
|
2011-04-05 |
|
| 956-317
| 5 |
HRLNTXHGMMD |
004F BANDWIDTH.COM CLEC, LLC - TX |
568 |
|
2011-07-03 |
|
| 956-317
| 6 |
HRLNTXDU7MD |
145J TERRA NOVA TELECOM INC. |
568 |
|
2024-04-23 |
|
| 956-317
| 7 |
HRLNTXHGMMD |
004F BANDWIDTH.COM CLEC, LLC - TX |
568 |
|
2011-07-03 |
|
| 956-317
| 8 |
HRLNTXKX8MD |
5562 METROPCS, INC. |
568 |
|
2010-04-09 |
|
| 956-317
| 9 |
HRLNTXKX8MD |
5562 METROPCS, INC. |
568 |
|
2013-06-21 |
|
| 956-352
| A |
HRLNTXHGX7X |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
568 |
|
|
|
| 956-352
| 0 |
HRLNTXHGX7X |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
568 |
|
2013-12-08 |
|
| 956-352
| 1 |
HRLNTXHGXYX |
793K TWC IP ENABLED SERVICES, LLC |
568 |
|
2014-12-30 |
|
| 956-352
| 2 |
HRLNTXKX8MD |
5562 METROPCS, INC. |
568 |
|
2014-04-07 |
|
| 956-352
| 3 |
HRLNTXKX8MD |
5562 METROPCS, INC. |
568 |
|
2014-04-07 |
|
| 956-352
| 4 |
HRLNTXKX8MD |
5562 METROPCS, INC. |
568 |
|
2014-04-07 |
|
| 956-352
| 5 |
HRLNTXKX8MD |
5562 METROPCS, INC. |
568 |
|
2014-04-07 |
|
1 2 3 4 >>
Last updated: Tue, 16 Jun 2026 00:09:45 UTC
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