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: 255

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
737-255 A Austin TX AUSTTXGR50Z  114J EXIANT COMMUNICATIONS LLC 558      
737-255 0 Austin TX AUSTTXGR09Z  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558   2019-07-22   
737-255 1 Austin TX AUSTTXGR50Z  114J EXIANT COMMUNICATIONS LLC 558   2019-04-22   
737-255 2 Austin TX AUSUTX78AMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2019-08-12   
737-255 3 Austin TX AUSTTXUH5MD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558   2020-04-14   
737-255 4 Austin TX AUSTTXGR09Z  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558   2019-05-20   
737-255 5 Austin TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2019-04-23   
737-255 6 Austin TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2019-04-23   
737-255 7 Austin TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2019-04-23   
737-255 8 Austin TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2019-04-23   
737-255 9 Austin TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2019-04-23   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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