Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 610 [Rate centres in NPA 610] [Dial plan for NPA 610]

NXX: 561

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
610-561 A Exton PA PHLAPASLPMD  7421 AT&T LOCAL 228      
610-561 1 Exton PA   3806 CORE COMMUNICATIONS, INC. - PA 228   2018-10-23   
610-561 2 Exton PA   3806 CORE COMMUNICATIONS, INC. - PA 228   2018-10-23   
610-561 3 Exton PA   7341 XO COMMUNICATIONS SERVICES INC - PA 228   2004-08-29   
610-561 4 Exton PA   7341 XO COMMUNICATIONS SERVICES INC - PA 228   2004-08-29   
610-561 5 Exton PA   7341 XO COMMUNICATIONS SERVICES INC - PA 228   2004-08-29   
610-561 6 Exton PA   5494 NETCARRIER TELECOM, INC. - PA 228   2002-04-27   
610-561 7 Exton PA   7341 XO COMMUNICATIONS SERVICES INC - PA 228   2004-11-02   
610-561 8 Exton PA   7341 XO COMMUNICATIONS SERVICES INC - PA 228   2004-11-02   
610-561 9 Exton PA   7421 AT&T LOCAL 228      

Last updated: Sun, 04 Apr 2021 19:28:27 UTC

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