Local Calling Guide
Area code/prefix search
NPA: 956
[Rate centres in NPA 956]
[Dial plan for NPA 956]
NXX: 377
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 956-377
| A |
Donna |
TX |
MCALTX930MD |
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
568 |
|
|
|
| 956-377
| 0 |
Donna |
TX |
|
004F BANDWIDTH.COM CLEC, LLC - TX |
568 |
|
2009-02-13 |
|
| 956-377
| 1 |
Donna |
TX |
|
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
568 |
|
2005-07-09 |
|
| 956-377
| 2 |
Donna |
TX |
|
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
568 |
|
2005-07-09 |
|
| 956-377
| 3 |
Donna |
TX |
|
7399 WESTEL, INC. - TX |
568 |
|
2009-12-14 |
|
| 956-377
| 4 |
Donna |
TX |
|
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
568 |
|
|
|
| 956-377
| 5 |
Donna |
TX |
|
793K TWC IP ENABLED SERVICES, LLC |
568 |
|
2004-10-24 |
|
| 956-377
| 6 |
Donna |
TX |
|
5562 METROPCS, INC. |
568 |
|
2013-11-15 |
|
| 956-377
| 7 |
Donna |
TX |
|
7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX |
568 |
|
2009-11-16 |
|
| 956-377
| 8 |
Donna |
TX |
|
319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX |
568 |
|
2005-10-20 |
|
| 956-377
| 9 |
Donna |
TX |
|
5562 METROPCS, INC. |
568 |
|
2014-06-24 |
|
Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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