Local Calling Guide
Area code/prefix search
NPA: 972 [Rate centres in NPA 972] [Dial plan for NPA 972]
NXX: 917
NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|---|
972-917 | A | Dallas | TX | DLLSTXRNDS0 | 9533 SOUTHWESTERN BELL | 552 | |||
972-917 | 0 | Dallas | TX | 6529 T-MOBILE USA, INC. | 552 | 2025-05-12 | |||
972-917 | 1 | Dallas | TX | 6529 T-MOBILE USA, INC. | 552 | 2025-05-12 | |||
972-917 | 2 | Dallas | TX | 490J DISH WIRELESS, LLC | 552 | 2025-06-16 | |||
972-917 | 3 | Dallas | TX | 490J DISH WIRELESS, LLC | 552 | 2025-07-16 | |||
972-917 | 4 | Dallas | TX | 490J DISH WIRELESS, LLC | 552 | 2025-09-01 | |||
972-917 | 6 | Dallas | TX | DLLSTXRNDS0 | 9533 SOUTHWESTERN BELL | 552 | |||
972-917 | 7 | Dallas | TX | 6529 T-MOBILE USA, INC. | 552 | 2025-04-18 | |||
972-917 | 8 | Dallas | TX | 6529 T-MOBILE USA, INC. | 552 | 2025-04-18 | |||
972-917 | 9 | Dallas | TX | 6529 T-MOBILE USA, INC. | 552 | 2025-04-18 |
Last updated: Sun, 01 Jun 2025 02:18:11 UTC
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