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: 323

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
267-323 A Philadelphia Zone 3 PA WNRTPAAHCMA  6626 OMNIPOINT COMMUNICATIONS ENTERPRISES, LP 228      
267-323 0 Philadelphia Zone 3 PA WNRTPAAHCMA  6626 OMNIPOINT COMMUNICATIONS ENTERPRISES, LP 228   2011-02-07   
267-323 1 Philadelphia Zone 3 PA PHLAPAFGD2S  547E ONVOY, LLC - PA 228   2013-02-11   
267-323 2 Philadelphia Zone 3 PA PHLAPAMKXCX  318J COMCAST IP PHONE, LLC 228   2004-07-06   
267-323 3 Philadelphia Zone 3 PA PHLAPAFGDSS  7341 XO COMMUNICATIONS SERVICES, INC. - PA 228   2007-06-08   
267-323 4 Philadelphia Zone 3 PA PHLAPAFGD2S  547E ONVOY, LLC - PA 228   2017-06-12   
267-323 5 Philadelphia Zone 3 PA WNRTPAAHCMA  6626 OMNIPOINT COMMUNICATIONS ENTERPRISES, LP 228   2007-09-29   
267-323 6 Philadelphia Zone 3 PA WNRTPAAHCMA  6626 OMNIPOINT COMMUNICATIONS ENTERPRISES, LP 228   2007-09-29   
267-323 7 Philadelphia Zone 3 PA PHLAPAMKX4X  624H ONVOY SPECTRUM, LLC 228   2022-02-10   
267-323 8 Philadelphia Zone 3 PA WNRTPAAHCMA  6626 OMNIPOINT COMMUNICATIONS ENTERPRISES, LP 228   2011-03-20   
267-323 9 Philadelphia Zone 3 PA WNRTPAAHCMA  6626 OMNIPOINT COMMUNICATIONS ENTERPRISES, LP 228   2011-03-20   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.