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: 427

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
737-427 A McDade TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558      
737-427 0 McDade TX AUSTTXUH9MD  073H TELNYX LLC 558   2022-04-22   
737-427 2 McDade TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2021-03-14   
737-427 3 McDade TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2021-03-14   
737-427 4 McDade TX AUSTTXGR45Z  624H ONVOY SPECTRUM, LLC 558   2021-12-26   
737-427 5 McDade TX AUSTTXGR45Z  624H ONVOY SPECTRUM, LLC 558   2021-12-26   
737-427 6 McDade TX AUSTTXGR55Z  516J TON80 COMMUNICATIONS, LLC 558   2021-06-02   
737-427 7 McDade TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2021-04-30   
737-427 8 McDade TX AUSTTXGR45Z  624H ONVOY SPECTRUM, LLC 558   2021-06-27   
737-427 9 McDade TX AUSTTXGRDS6  177F PEERLESS NETWORK OF TEXAS, LLC - TX 558   2023-12-25   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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