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: 510

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
737-510 A Bertram TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558      
737-510 0 Bertram TX AUSTTXGRX3Y  073H TELNYX LLC 558   2019-12-13   
737-510 1 Bertram TX AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2020-03-08   
737-510 2 Bertram TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2020-08-15   
737-510 3 Bertram TX   145J TERRA NOVA TELECOM INC. 558   2022-10-18   
737-510 4 Bertram TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2020-08-15   
737-510 5 Bertram TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2019-09-22   
737-510 6 Bertram TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2019-09-22   
737-510 7 Bertram TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2020-08-15   
737-510 8 Bertram TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2020-09-13   
737-510 9 Bertram TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2020-09-13   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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