Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 737 [Rate centres in NPA 737] [Dial plan for NPA 737]

NXX: 321

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
737-321 A Elgin TX AUSWTXGXBMD  6529 T-MOBILE USA, INC. 558      
737-321 2 Elgin TX AUSTTXGREMD  939H COMMIO, LLC 558   2022-08-07   
737-321 3 Elgin TX AUSTTXHOX3X  318C CEBRIDGE TELECOM TX , L.P. - TX 558   2022-09-19   
737-321 9 Elgin TX AUSWTXGXBMD  6529 T-MOBILE USA, INC. 558   2022-05-01   

Last updated: Sat, 25 Feb 2023 02:10:49 UTC

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