Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 505 [Rate centres in NPA 505] [Dial plan for NPA 505]

NXX: 638

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
505-638 A Gallup NM ALBRNMFE5MD  6529 T-MOBILE USA, INC. 664   2024-12-27   
505-638 0 Gallup NM ALBQNMMAX4Y  206F ONVOY, LLC - NM 664   2024-12-28   
505-638 1 Gallup NM   206F ONVOY, LLC - NM 664   2025-02-02   
505-638 2 Gallup NM   6529 T-MOBILE USA, INC. 664   2025-04-11   
505-638 3 Gallup NM   6529 T-MOBILE USA, INC. 664   2025-05-17   
505-638 4 Gallup NM   6529 T-MOBILE USA, INC. 664   2025-05-17   
505-638 5 Gallup NM   6529 T-MOBILE USA, INC. 664   2025-05-17   
505-638 7 Gallup NM   123F BANDWIDTH.COM CLEC, LLC - NM 664   2025-04-27   
505-638 8 Gallup NM   206F ONVOY, LLC - NM 664   2025-03-09   
505-638 9 Gallup NM ALBRNMFE5MD  6529 T-MOBILE USA, INC. 664   2024-12-27   

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

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