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: 420

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
737-420 A Austin TX AUSTTXGR38Z  939H COMMIO, LLC 558      
737-420 0 Austin TX AUSTTXGR38Z  939H COMMIO, LLC 558   2022-01-06   
737-420 1 Austin TX AUSWTXGX6MD  6529 T-MOBILE USA, INC. 558   2022-01-07   
737-420 2 Austin TX AUSWTXGX6MD  6529 T-MOBILE USA, INC. 558   2022-01-07   
737-420 3 Austin TX AUSWTXGX6MD  6529 T-MOBILE USA, INC. 558   2022-01-07   
737-420 4 Austin TX AUSWTXGX6MD  6529 T-MOBILE USA, INC. 558   2022-01-07   
737-420 5 Austin TX AUSWTXGX6MD  6529 T-MOBILE USA, INC. 558   2022-01-07   
737-420 6 Austin TX AUSWTXGX6MD  6529 T-MOBILE USA, INC. 558   2022-01-07   
737-420 7 Austin TX AUSWTXGX6MD  6529 T-MOBILE USA, INC. 558   2022-01-07   
737-420 8 Austin TX AUSWTXGX6MD  6529 T-MOBILE USA, INC. 558   2022-01-07   
737-420 9 Austin TX AUSWTXGX6MD  6529 T-MOBILE USA, INC. 558   2022-01-07   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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