Local Calling Guide
Area code/prefix search
NPA: 972 [Rate centres in NPA 972] [Dial plan for NPA 972]
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| NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date |
|---|---|---|---|---|---|---|---|---|---|
| 972-999 | 2 | Irving | TX | DLLATX37DS6 | 6114 LEVEL 3 COMMUNICATIONS, LLC - TX | 552 | |||
| 972-999 | 3 | Irving | TX | DLLTTX01DMD | 5562 METROPCS, INC. | 552 | 2006-01-13 | ||
| 972-999 | 4 | Irving | TX | 6114 LEVEL 3 COMMUNICATIONS, LLC - TX | 552 | ||||
| 972-999 | 5 | Irving | TX | DLLTTX01DMD | 5562 METROPCS, INC. | 552 | 2005-09-29 | ||
| 972-999 | 6 | Irving | TX | DLLTTX01DMD | 5562 METROPCS, INC. | 552 | 2005-09-29 | ||
| 972-999 | 7 | Irving | TX | DLLTTX01DMD | 5562 METROPCS, INC. | 552 | 2005-09-29 | ||
| 972-999 | 8 | Irving | TX | 6114 LEVEL 3 COMMUNICATIONS, LLC - TX | 552 | ||||
| 972-999 | 9 | Irving | TX | DLLSTX97X6X | 145J TERRA NOVA TELECOM INC. | 552 | 2024-06-27 |
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Last updated: Sun, 27 Apr 2025 12:48:38 UTC
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