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: 404

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
737-404 A Kyle TX AUSXTXZR0MD  793K TWC IP ENABLED SERVICES, LLC 558   2025-01-29   
737-404 0 Kyle TX   793K TWC IP ENABLED SERVICES, LLC 558   2015-11-19   
737-404 1 Kyle TX   903C ONVOY, LLC - TX 558   2016-03-14   
737-404 2 Kyle TX   903C ONVOY, LLC - TX 558   2016-03-14   
737-404 3 Kyle TX   903C ONVOY, LLC - TX 558   2016-04-04   
737-404 4 Kyle TX   903C ONVOY, LLC - TX 558   2016-04-04   
737-404 5 Kyle TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558   2019-10-15   
737-404 6 Kyle TX   7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558   2016-04-25   
737-404 7 Kyle TX   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 558   2016-03-14   
737-404 8 Kyle TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2015-12-15   
737-404 9 Kyle TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2015-12-15   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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