Local Calling Guide
Area code/prefix search
NPA: 972
[Rate centres in NPA 972]
[Dial plan for NPA 972]
<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 972-474
| 8 |
Combine |
TX |
DLLSTXALDS4 |
903C ONVOY, LLC - TX |
552 |
|
2011-09-18 |
|
| 972-474
| 9 |
Combine |
TX |
DLLSTXALDS4 |
903C ONVOY, LLC - TX |
552 |
|
2016-04-07 |
|
| 972-475
| A |
Plano |
TX |
RWLTTXXADS0 |
4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS |
552 |
|
|
|
| 972-476
| A |
Combine EMS |
TX |
DLLSTXSEDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-476
| 0 |
Combine EMS |
TX |
DLLSTX97DSS |
177F PEERLESS NETWORK OF TEXAS, LLC - TX |
552 |
|
2012-05-07 |
|
| 972-476
| 1 |
Combine EMS |
TX |
DLLSTX97DSS |
177F PEERLESS NETWORK OF TEXAS, LLC - TX |
552 |
|
2012-05-07 |
|
| 972-476
| 2 |
Combine EMS |
TX |
DLLSTXALDS4 |
903C ONVOY, LLC - TX |
552 |
|
2016-04-07 |
|
| 972-476
| 3 |
Combine EMS |
TX |
DLLSTX97DSS |
177F PEERLESS NETWORK OF TEXAS, LLC - TX |
552 |
|
2012-05-07 |
|
| 972-476
| 4 |
Combine EMS |
TX |
DLLSTX97DSS |
177F PEERLESS NETWORK OF TEXAS, LLC - TX |
552 |
|
2012-05-07 |
|
| 972-476
| 5 |
Combine EMS |
TX |
DLLSTX97DSS |
177F PEERLESS NETWORK OF TEXAS, LLC - TX |
552 |
|
2012-05-07 |
|
| 972-476
| 6 |
Combine EMS |
TX |
DLLSTXSEDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-476
| 7 |
Combine EMS |
TX |
DLLSTXALDS4 |
903C ONVOY, LLC - TX |
552 |
|
2008-08-02 |
|
| 972-476
| 8 |
Combine EMS |
TX |
DLLSTX97DSS |
177F PEERLESS NETWORK OF TEXAS, LLC - TX |
552 |
|
2012-05-07 |
|
| 972-476
| 9 |
Combine EMS |
TX |
DLLSTX97DSS |
177F PEERLESS NETWORK OF TEXAS, LLC - TX |
552 |
|
2012-05-07 |
|
| 972-477
| A |
Plano |
TX |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
552 |
|
|
|
| 972-477
| 0 |
Plano |
TX |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
552 |
|
2026-03-15 |
|
| 972-477
| 1 |
Plano |
TX |
|
6529 T-MOBILE USA, INC. |
552 |
|
2025-05-16 |
|
| 972-477
| 2 |
Plano |
TX |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
552 |
|
2025-07-11 |
|
| 972-477
| 3 |
Plano |
TX |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
552 |
|
2025-07-11 |
|
| 972-477
| 4 |
Plano |
TX |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
552 |
|
2025-07-11 |
|
| 972-477
| 5 |
Plano |
TX |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
552 |
|
2025-07-11 |
|
| 972-477
| 6 |
Plano |
TX |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
552 |
|
2025-07-11 |
|
| 972-477
| 7 |
Plano |
TX |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
552 |
|
2025-07-11 |
|
| 972-477
| 8 |
Plano |
TX |
|
732J NUSO, LLC |
552 |
|
2025-05-09 |
|
| 972-477
| 9 |
Plano |
TX |
|
732J NUSO, LLC |
552 |
|
2025-05-09 |
|
| 972-478
| A |
Carrollton |
TX |
CRTNTXXDDS0 |
4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS |
552 |
|
|
|
| 972-478
| 0 |
Carrollton |
TX |
DLLATX37DS6 |
6114 LEVEL 3 COMMUNICATIONS, LLC - TX |
552 |
|
2008-10-07 |
|
| 972-478
| 1 |
Carrollton |
TX |
DLLSTX37XWZ |
004F BANDWIDTH.COM CLEC, LLC - TX |
552 |
|
2010-06-24 |
|
| 972-478
| 2 |
Carrollton |
TX |
CRTNTXXDDS0 |
4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS |
552 |
|
|
|
| 972-478
| 3 |
Carrollton |
TX |
CRTNTXXDDS0 |
4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS |
552 |
|
|
|
| 972-478
| 4 |
Carrollton |
TX |
CRTNTXXDDS0 |
4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS |
552 |
|
|
|
| 972-478
| 5 |
Carrollton |
TX |
CRTNTXXDDS0 |
4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS |
552 |
|
|
|
| 972-478
| 6 |
Carrollton |
TX |
CRTNTXXDDS0 |
4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS |
552 |
|
|
|
| 972-478
| 7 |
Carrollton |
TX |
CRTNTXXDDS0 |
4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS |
552 |
|
|
|
| 972-478
| 8 |
Carrollton |
TX |
CRTNTXXDDS0 |
4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS |
552 |
|
|
|
| 972-478
| 9 |
Carrollton |
TX |
CRTNTXXDDS0 |
4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS |
552 |
|
|
|
| 972-479
| A |
Dallas |
TX |
DLLSTXRNDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-479
| 0 |
Dallas |
TX |
DLLSTXRNDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-479
| 1 |
Dallas |
TX |
DLLSTXRNDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-479
| 2 |
Dallas |
TX |
DLLSTXRNDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-479
| 3 |
Dallas |
TX |
DLLSTXRNDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-479
| 4 |
Dallas |
TX |
DLLSTXRNDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-479
| 5 |
Dallas |
TX |
DLLSTXALDS4 |
903C ONVOY, LLC - TX |
552 |
|
2011-07-11 |
|
| 972-479
| 6 |
Dallas |
TX |
DLLSTXRNDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-479
| 7 |
Dallas |
TX |
DLLSTXRNDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-479
| 8 |
Dallas |
TX |
DLLSTXRNDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-479
| 9 |
Dallas |
TX |
DLLSTXRNDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-480
| A |
Dallas |
TX |
DLLSTXRNDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-480
| 0 |
Dallas |
TX |
DLLSTXRNDS0 |
9533 SOUTHWESTERN BELL |
552 |
|
|
|
| 972-480
| 1 |
Dallas |
TX |
DLLTTXID1MD |
5562 METROPCS, INC. |
552 |
|
2007-07-22 |
|
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Last updated: Tue, 16 Jun 2026 00:09:45 UTC
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