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: 391

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
737-391 A Hutto TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2024-07-28   
737-391 0 Hutto TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2024-07-28   
737-391 8 Hutto TX AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2024-11-09   
737-391 9 Hutto TX AUSUTXNIGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 558   2024-11-09   

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

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