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: 223

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
737-223 A Austin TX AUSTTXGRDS7  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558      
737-223 0 Austin TX   7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558   2017-04-03   
737-223 1 Austin TX   7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558   2017-04-03   
737-223 2 Austin TX   7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558   2017-04-03   
737-223 3 Austin TX   7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558   2017-04-03   
737-223 4 Austin TX   7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558   2017-04-03   
737-223 5 Austin TX   7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558   2017-04-03   
737-223 6 Austin TX   7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558   2017-04-03   
737-223 7 Austin TX   7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558   2017-04-03   
737-223 8 Austin TX   7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558   2017-04-03   
737-223 9 Austin TX   7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558   2017-04-03   

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

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