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: 637

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
737-637 A Thorndale-Thrall TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558      
737-637 0 Thorndale-Thrall TX AUSTTXGRX3Y  073H TELNYX LLC 558      
737-637 1 Thorndale-Thrall TX AUSYTXFC0MD  004F BANDWIDTH.COM CLEC, LLC - TX 558      
737-637 2 Thorndale-Thrall TX AUSYTXFC0MD  004F BANDWIDTH.COM CLEC, LLC - TX 558      
737-637 3 Thorndale-Thrall TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558      
737-637 4 Thorndale-Thrall TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558      
737-637 5 Thorndale-Thrall TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558      
737-637 6 Thorndale-Thrall TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558      
737-637 7 Thorndale-Thrall TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558      
737-637 8 Thorndale-Thrall TX AUSTTXGRDS6  177F PEERLESS NETWORK OF TEXAS, LLC - TX 558      
737-637 9 Thorndale-Thrall TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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