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: 256

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
737-256 A Austin TX AUSUTX78AMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558      
737-256 0 Austin TX AUSUTX78AMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2019-04-18   
737-256 1 Austin TX AUSUTX78AMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2019-04-18   
737-256 2 Austin TX AUSUTX78AMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 558   2019-04-18   
737-256 3 Austin TX AUSTTXEE7MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 558   2019-12-21   
737-256 4 Austin TX AUSTTXEE7MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 558   2019-12-21   
737-256 5 Austin TX AUSTTXEE7MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 558   2019-12-21   
737-256 6 Austin TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2019-12-23   
737-256 7 Austin TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2019-12-23   
737-256 8 Austin TX AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2020-01-05   
737-256 9 Austin TX AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2020-01-05   

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

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