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: 817 [Rate centres in NPA 817] [Dial plan for NPA 817]

NXX: 901

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
817-901 A Weatherford EMS TX ELSSTXAEGT6  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552      
817-901 0 Weatherford EMS TX DLLTTX01CMD  6529 T-MOBILE USA, INC. 552   2010-02-15   
817-901 1 Weatherford EMS TX DLLTTX01CMD  6529 T-MOBILE USA, INC. 552   2010-02-15   
817-901 2 Weatherford EMS TX DLLTTX01CMD  6529 T-MOBILE USA, INC. 552   2010-02-15   
817-901 3 Weatherford EMS TX DLLTTX01CMD  6529 T-MOBILE USA, INC. 552   2010-02-15   
817-901 4 Weatherford EMS TX ELSSTXAEGT6  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2010-10-04   
817-901 5 Weatherford EMS TX ELSSTXAEGT6  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2010-12-16   
817-901 6 Weatherford EMS TX ELSSTXAEGT6  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2010-07-23   
817-901 7 Weatherford EMS TX ELSSTXAEGT6  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2010-06-05   
817-901 8 Weatherford EMS TX ELSSTXAEGT6  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2010-03-18   
817-901 9 Weatherford EMS TX ELSSTXAEGT6  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2009-12-25   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.