Local Calling Guide

Area code/prefix search

Search by area code/prefix (NPA/NXX) or OCN

  • 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.

Last updated: Wed, 12 Jun 2013 23:24:04 UTC

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NPA-NXX-X Rate Centre Region OCN LATA Eff date Disc date Map
267-477 Line Lexington PA 3806 CORE COMMUNICATIONS, INC. - PA [link] 228 map
267-697 Morrisville PA 3806 CORE COMMUNICATIONS, INC. - PA [link] 228 map
267-714 New Hope PA 3806 CORE COMMUNICATIONS, INC. - PA [link] 228 map
267-782 Perkasie PA 3806 CORE COMMUNICATIONS, INC. - PA [link] 228 map
267-801 Philadelphia Zone 1 PA 3806 CORE COMMUNICATIONS, INC. - PA [link] 228 map
267-851 Philadelphia Suburban Zone 38 PA 3806 CORE COMMUNICATIONS, INC. - PA [link] 228 map
267-912 Philadelphia Suburban Zone 40 PA 3806 CORE COMMUNICATIONS, INC. - PA [link] 228 map
302-780 Delmar DE 1991 CORETEL DELAWARE, INC. - DE [link] 228 map
302-782 Dover DE 1991 CORETEL DELAWARE, INC. - DE [link] 228 map
302-783 Lewes DE 1991 CORETEL DELAWARE, INC. - DE [link] 228 map
302-787 New Castle DE 1991 CORETEL DELAWARE, INC. - DE [link] 228 map
302-788 Selbyville DE 1991 CORETEL DELAWARE, INC. - DE [link] 228 map
302-789 Wilmington DE 1991 CORETEL DELAWARE, INC. - DE [link] 228 map
610-200 Philadelphia Suburban Zone 14 PA 3806 CORE COMMUNICATIONS, INC. - PA [link] 228 map
610-300 Phoenixville PA 3806 CORE COMMUNICATIONS, INC. - PA [link] 228 map
610-301 Reading PA 3806 CORE COMMUNICATIONS, INC. - PA [link] 228 map
610-400 Coatesville PA 3806 CORE COMMUNICATIONS, INC. - PA [link] 228 map
610-510 Riegelsville PA 3806 CORE COMMUNICATIONS, INC. - PA [link] 228 map
610-600 Upper Black Eddy PA 3806 CORE COMMUNICATIONS, INC. - PA [link] 228 map
610-810 Easton PA 3806 CORE COMMUNICATIONS, INC. - PA [link] 228 map
610-844 Allentown (Lehigh) PA 3806 CORE COMMUNICATIONS, INC. - PA [link] 228 map
610-955 Philadelphia Suburban Zone 30 PA 3806 CORE COMMUNICATIONS, INC. - PA [link] 228 map
610-990 Philadelphia Suburban Zone 11 PA 3806 CORE COMMUNICATIONS, INC. - PA [link] 228 map


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