Local Calling Guide
Area code/prefix search
NPA: 903
[Rate centres in NPA 903]
[Dial plan for NPA 903]
NXX: 320
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 903-320
| A |
Lone Star |
TX |
LGVWTXPLXRX |
318C CEBRIDGE TELECOM TX , L.P. - TX |
554 |
|
|
|
| 903-320
| 0 |
Lone Star |
TX |
|
318C CEBRIDGE TELECOM TX , L.P. - TX |
554 |
|
|
|
| 903-320
| 1 |
Lone Star |
TX |
|
073H TELNYX LLC |
554 |
|
2021-03-21 |
|
| 903-320
| 2 |
Lone Star |
TX |
|
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
554 |
|
2014-07-04 |
|
| 903-320
| 3 |
Lone Star |
TX |
|
004F BANDWIDTH.COM CLEC, LLC - TX |
554 |
|
2018-05-25 |
|
| 903-320
| 4 |
Lone Star |
TX |
|
903C ONVOY, LLC - TX |
554 |
|
2020-08-27 |
|
| 903-320
| 5 |
Lone Star |
TX |
|
903C ONVOY, LLC - TX |
554 |
|
2020-08-27 |
|
| 903-320
| 6 |
Lone Star |
TX |
|
7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX |
554 |
|
2020-03-16 |
|
| 903-320
| 7 |
Lone Star |
TX |
|
793K TWC IP ENABLED SERVICES, LLC |
554 |
|
2024-12-08 |
|
| 903-320
| 8 |
Lone Star |
TX |
|
3196 ETEX COMMUNCATIONS, LLC DBA ETEX TELECOM - TX |
554 |
|
2017-06-23 |
|
| 903-320
| 9 |
Lone Star |
TX |
|
624H ONVOY SPECTRUM, LLC |
554 |
|
2024-01-14 |
|
Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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