Local Calling Guide
Area code/prefix search
Dallas, TX
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| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 214-442
| 4 |
|
7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
552 |
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| 214-442
| 5 |
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7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
552 |
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| 214-442
| 6 |
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7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
552 |
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| 214-442
| 7 |
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7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
552 |
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| 214-442
| 8 |
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7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
552 |
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| 214-442
| 9 |
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7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
552 |
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| 214-443
| A |
DLLSTXLADS0 |
9533 SOUTHWESTERN BELL |
552 |
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| 214-445
| A |
DLLFTXFQDS1 |
7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
552 |
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| 214-445
| 0 |
|
7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
552 |
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| 214-445
| 1 |
|
7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
552 |
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| 214-445
| 2 |
|
7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
552 |
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| 214-445
| 3 |
|
7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
552 |
|
|
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| 214-445
| 4 |
|
7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
552 |
|
|
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| 214-445
| 5 |
|
7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
552 |
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| 214-445
| 6 |
|
7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
552 |
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| 214-445
| 7 |
|
5562 METROPCS, INC. |
552 |
|
2006-08-14 |
|
| 214-445
| 8 |
|
5562 METROPCS, INC. |
552 |
|
2017-02-13 |
|
| 214-445
| 9 |
|
7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
552 |
|
|
|
| 214-446
| A |
DLLSTXBKDS1 |
7715 MATRIX TELECOM, LLC. S/I/I TNCI - TX |
552 |
|
|
|
| 214-447
| A |
DLLSTXBKDS1 |
7715 MATRIX TELECOM, LLC. S/I/I TNCI - TX |
552 |
|
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| 214-447
| 0 |
|
004F BANDWIDTH.COM CLEC, LLC - TX |
552 |
|
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| 214-447
| 1 |
|
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
552 |
|
2020-03-10 |
|
| 214-447
| 2 |
|
5562 METROPCS, INC. |
552 |
|
2020-03-14 |
|
| 214-447
| 3 |
|
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
552 |
|
2020-03-10 |
|
| 214-447
| 4 |
|
5562 METROPCS, INC. |
552 |
|
2020-03-14 |
|
| 214-447
| 5 |
|
5562 METROPCS, INC. |
552 |
|
2020-03-14 |
|
| 214-447
| 6 |
|
5562 METROPCS, INC. |
552 |
|
2020-04-16 |
|
| 214-447
| 7 |
|
903C ONVOY, LLC - TX |
552 |
|
|
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| 214-447
| 8 |
|
5562 METROPCS, INC. |
552 |
|
2020-03-14 |
|
| 214-447
| 9 |
|
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
552 |
|
|
|
| 214-451
| A |
DLLFTXFQDS1 |
7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
552 |
|
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|
| 214-451
| 0 |
|
7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
552 |
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| 214-451
| 1 |
|
7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
552 |
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| 214-451
| 2 |
|
7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
552 |
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| 214-451
| 3 |
|
7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
552 |
|
|
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| 214-451
| 4 |
|
7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
552 |
|
|
|
| 214-451
| 5 |
|
7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
552 |
|
|
|
| 214-451
| 6 |
|
7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
552 |
|
|
|
| 214-451
| 7 |
|
5562 METROPCS, INC. |
552 |
|
2006-08-22 |
|
| 214-451
| 8 |
|
5562 METROPCS, INC. |
552 |
|
2006-08-22 |
|
| 214-451
| 9 |
|
7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX |
552 |
|
|
|
| 214-452
| A |
|
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
552 |
|
|
|
| 214-452
| 0 |
|
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
552 |
|
|
|
| 214-452
| 1 |
|
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
552 |
|
|
|
| 214-452
| 2 |
|
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
552 |
|
|
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| 214-452
| 3 |
|
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
552 |
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| 214-452
| 4 |
|
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
552 |
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| 214-452
| 5 |
|
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
552 |
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| 214-452
| 6 |
|
6529 T-MOBILE USA, INC. |
552 |
|
2025-03-06 |
|
| 214-452
| 7 |
|
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
552 |
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Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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