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: 717 [Rate centres in NPA 717] [Dial plan for NPA 717]

NXX: 335

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
717-335 A Denver PA DNVRPAXDRS0  0165 WINDSTREAM D&E, INC. 226      
717-335 0 Denver PA DNVRPAXDRS0  0165 WINDSTREAM D&E, INC. 226      
717-335 1 Denver PA HRBGPAHAXCY  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 226      
717-335 2 Denver PA DNVRPAXDRS0  0165 WINDSTREAM D&E, INC. 226      
717-335 3 Denver PA DNVRPAXDRS0  0165 WINDSTREAM D&E, INC. 226      
717-335 4 Denver PA DNVRPAXDRS0  0165 WINDSTREAM D&E, INC. 226      
717-335 5 Denver PA CVSTPACO1MD  8320 SERVICE ELECTRIC TELEPHONE COMPANY, LLC 226      
717-335 6 Denver PA   3806 CORE COMMUNICATIONS, INC. - PA 226      
717-335 7 Denver PA DNVRPAXDRS0  0165 WINDSTREAM D&E, INC. 226      
717-335 8 Denver PA HRBGPAHAXCY  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 226      
717-335 9 Denver PA CRLSPAXCX2X  508J CENTURYLINK COMMUNICATIONS, LLC 226      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.