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: 610 [Rate centres in NPA 610] [Dial plan for NPA 610]

NXX:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
610-592 A Philadelphia Suburban Zone 30 PA PHLAPA03DS0  7341 XO COMMUNICATIONS SERVICES INC - PA 228      
610-592 0 Philadelphia Suburban Zone 30 PA   7341 XO COMMUNICATIONS SERVICES INC - PA 228      
610-592 1 Philadelphia Suburban Zone 30 PA   7341 XO COMMUNICATIONS SERVICES INC - PA 228      
610-592 2 Philadelphia Suburban Zone 30 PA   784E BLOCK LINE SYSTEMS, LLC PA 228   2018-06-14   
610-592 3 Philadelphia Suburban Zone 30 PA   7341 XO COMMUNICATIONS SERVICES INC - PA 228   2005-08-18   
610-592 4 Philadelphia Suburban Zone 30 PA   6392 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA 228   2008-07-18   
610-592 5 Philadelphia Suburban Zone 30 PA   6392 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA 228   2008-07-18   
610-592 6 Philadelphia Suburban Zone 30 PA   6392 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA 228   2008-07-18   
610-592 7 Philadelphia Suburban Zone 30 PA   6392 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA 228   2008-07-18   
610-592 8 Philadelphia Suburban Zone 30 PA   6392 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - PA 228   2011-02-04   
610-592 9 Philadelphia Suburban Zone 30 PA   7341 XO COMMUNICATIONS SERVICES INC - PA 228      

Last updated: Sat, 14 Sep 2019 01:44:23 UTC

Sponsored by: VoiceMeUp - Corporate VoIP Services

Like this site? We accept donations via PayPal.