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: 266

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
737-266 A San Marcos TX AUSTTXUH5MD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558      
737-266 0 San Marcos TX AUSTTXGRDS6  177F PEERLESS NETWORK OF TEXAS, LLC - TX 558   2020-04-26   
737-266 1 San Marcos TX AUSTTXGR57Z  506J TWILIO INTERNATIONAL, INC. 558   2020-10-07   
737-266 2 San Marcos TX AUSTTXUH5MD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558   2020-03-15   
737-266 3 San Marcos TX AUSUTX78AMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2020-04-16   
737-266 4 San Marcos TX AUSTTXGR42Z  073H TELNYX LLC 558   2021-03-19   
737-266 5 San Marcos TX AUSTTXUH5MD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558   2020-08-17   
737-266 6 San Marcos TX AUSTTXGR51Z  965H FRACTEL, LLC 558   2020-08-01   
737-266 7 San Marcos TX AUSTTXGR51Z  965H FRACTEL, LLC 558   2020-08-01   
737-266 8 San Marcos TX AUSTTXGR55Z  516J TON80 COMMUNICATIONS, LLC 558   2021-06-10   
737-266 9 San Marcos TX SMRCTXXAYMD  903C ONVOY, LLC - TX 558   2020-11-22   

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

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