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: 358

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
737-358 A Austin TX AUSTTXHOXEX  318J COMCAST IP PHONE, LLC 558      
737-358 0 Austin TX   004F BANDWIDTH.COM CLEC, LLC - TX 558   2023-07-09   
737-358 1 Austin TX   318J COMCAST IP PHONE, LLC 558   2023-05-01   
737-358 2 Austin TX   903C ONVOY, LLC - TX 558   2023-06-12   
737-358 3 Austin TX   903C ONVOY, LLC - TX 558   2023-06-12   
737-358 4 Austin TX   903C ONVOY, LLC - TX 558   2023-06-12   
737-358 5 Austin TX   903C ONVOY, LLC - TX 558   2023-06-12   
737-358 6 Austin TX   004F BANDWIDTH.COM CLEC, LLC - TX 558   2023-07-09   
737-358 7 Austin TX   903C ONVOY, LLC - TX 558   2023-06-30   
737-358 8 Austin TX   903C ONVOY, LLC - TX 558   2023-06-30   
737-358 9 Austin TX   004F BANDWIDTH.COM CLEC, LLC - TX 558   2023-07-09   

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

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