Local Calling Guide
Area code/prefix search
Dallas, TX
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| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 972-458
| 0 |
|
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-458
| 1 |
|
9533 SOUTHWESTERN BELL |
552 |
|
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|
| 972-458
| 2 |
|
9533 SOUTHWESTERN BELL |
552 |
|
|
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| 972-458
| 3 |
|
9533 SOUTHWESTERN BELL |
552 |
|
|
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| 972-458
| 4 |
|
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-458
| 5 |
|
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-458
| 6 |
|
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-458
| 7 |
|
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-458
| 8 |
|
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-458
| 9 |
|
6529 T-MOBILE USA, INC. |
552 |
|
2025-06-11 |
|
| 972-470
| A |
DLLSTXRNDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-470
| 0 |
|
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-470
| 1 |
|
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-470
| 2 |
|
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-470
| 3 |
|
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-470
| 4 |
|
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-470
| 5 |
|
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-470
| 6 |
|
624H ONVOY SPECTRUM, LLC |
552 |
|
2021-05-22 |
|
| 972-470
| 7 |
|
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-470
| 8 |
|
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-470
| 9 |
|
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-479
| A |
DLLSTXRNDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-479
| 0 |
|
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-479
| 1 |
|
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-479
| 2 |
|
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-479
| 3 |
|
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-479
| 4 |
|
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-479
| 5 |
|
903C ONVOY, LLC - TX |
552 |
|
2011-07-11 |
|
| 972-479
| 6 |
|
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-479
| 7 |
|
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-479
| 8 |
|
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-479
| 9 |
|
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-480
| A |
DLLSTXRNDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-480
| 0 |
|
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-480
| 1 |
|
5562 METROPCS, INC. |
552 |
|
2007-07-22 |
|
| 972-480
| 2 |
|
5562 METROPCS, INC. |
552 |
|
2007-07-22 |
|
| 972-480
| 3 |
|
903C ONVOY, LLC - TX |
552 |
|
2008-04-20 |
|
| 972-480
| 4 |
|
5562 METROPCS, INC. |
552 |
|
2007-07-22 |
|
| 972-480
| 5 |
|
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-480
| 6 |
|
903C ONVOY, LLC - TX |
552 |
|
2008-04-20 |
|
| 972-480
| 7 |
|
5562 METROPCS, INC. |
552 |
|
2007-07-22 |
|
| 972-480
| 8 |
|
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-480
| 9 |
|
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-481
| A |
DLLSTXFBDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-481
| 0 |
|
5562 METROPCS, INC. |
552 |
|
2010-03-01 |
|
| 972-481
| 1 |
|
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-481
| 2 |
|
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-481
| 3 |
|
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-481
| 4 |
|
5562 METROPCS, INC. |
552 |
|
2010-03-01 |
|
| 972-481
| 5 |
|
9533 SOUTHWESTERN BELL |
552 |
|
|
|
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Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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