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: 406

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
737-406 A Austin TX AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2025-02-08   
737-406 0 Austin TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2025-02-10   
737-406 1 Austin TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2025-02-10   
737-406 2 Austin TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2025-02-10   
737-406 3 Austin TX AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2025-02-08   
737-406 4 Austin TX AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2025-02-08   
737-406 5 Austin TX AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2025-02-08   
737-406 6 Austin TX AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2025-02-08   
737-406 7 Austin TX AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2025-02-08   
737-406 8 Austin TX AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2025-02-08   
737-406 9 Austin TX AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2025-02-08   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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