Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 361 [Rate centres in NPA 361] [Dial plan for NPA 361]

NXX: 428

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
361-428 A Port Aransas TX CRCHTXTUXJY  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 564      
361-428 0 Port Aransas TX CRCHTXTUXJY  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 564      
361-428 1 Port Aransas TX CRCHTXTUX5Y  903C ONVOY, LLC - TX 564   2019-02-03   
361-428 2 Port Aransas TX CRCHTXTUX5Y  903C ONVOY, LLC - TX 564   2019-02-03   
361-428 3 Port Aransas TX   145J TERRA NOVA TELECOM INC. 564   2025-08-22   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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