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: 267 [Rate centres in NPA 267] [Dial plan for NPA 267]

NXX: 728

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
267-728 A Philadelphia Suburban Zone 37 PA   829J PAETEC ITEL, LLC 228   2025-03-11   
267-728 0 Philadelphia Suburban Zone 37 PA PHLAPAFGD0S  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 228   2005-01-14   
267-728 1 Philadelphia Suburban Zone 37 PA PHLAPAFGD0S  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 228   2005-01-25   
267-728 2 Philadelphia Suburban Zone 37 PA   829J PAETEC ITEL, LLC 228      
267-728 3 Philadelphia Suburban Zone 37 PA   3806 CORE COMMUNICATIONS, INC. - PA 228   2019-03-27   
267-728 4 Philadelphia Suburban Zone 37 PA PHLAPAFGD0S  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 228   2003-08-20   
267-728 5 Philadelphia Suburban Zone 37 PA PHLAPAMKX4X  624H ONVOY SPECTRUM, LLC 228   2021-12-09   
267-728 6 Philadelphia Suburban Zone 37 PA   829J PAETEC ITEL, LLC 228      
267-728 7 Philadelphia Suburban Zone 37 PA PHLAPAFGD0S  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 228   2012-02-27   
267-728 8 Philadelphia Suburban Zone 37 PA PHLAPAMKXDX  507J THE VOICE APPLICATION NETWORK, LLC 228   2016-09-08   
267-728 9 Philadelphia Suburban Zone 37 PA   3806 CORE COMMUNICATIONS, INC. - PA 228   2019-03-27   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.