Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

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   

Last updated: Sun, 18 Aug 2024 23:40:19 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.