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: 212

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
737-212 A Austin TX AUSXTXZR0MD  793K TWC IP ENABLED SERVICES, LLC 558   2025-01-29   
737-212 0 Austin TX   793K TWC IP ENABLED SERVICES, LLC 558   2016-01-16   
737-212 1 Austin TX   793K TWC IP ENABLED SERVICES, LLC 558   2016-01-16   
737-212 2 Austin TX   5562 METROPCS, INC. 558   2016-01-17   
737-212 3 Austin TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2016-01-17   
737-212 4 Austin TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2016-01-17   
737-212 5 Austin TX   793K TWC IP ENABLED SERVICES, LLC 558   2016-09-22   
737-212 6 Austin TX   793K TWC IP ENABLED SERVICES, LLC 558   2016-02-01   
737-212 7 Austin TX   793K TWC IP ENABLED SERVICES, LLC 558   2016-02-01   
737-212 8 Austin TX   903C ONVOY, LLC - TX 558   2016-03-01   
737-212 9 Austin TX   004F BANDWIDTH.COM CLEC, LLC - TX 558   2017-09-28   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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