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: 557

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
610-557 A Philadelphia Suburban Zone 22 PA PHLAPAAZDS2  7309 TELEPORT COMMUNICATIONS AMERICA, LLC - PA 228      
610-557 0 Philadelphia Suburban Zone 22 PA PHLAPAFGD4S  967E PEERLESS NETWORK OF PENNSYLVANIA, LLC - PA 228      
610-557 1 Philadelphia Suburban Zone 22 PA PHLAPAFGD2S  547E ONVOY, LLC - PA 228      
610-557 2 Philadelphia Suburban Zone 22 PA WAYNPALADS3  7309 TELEPORT COMMUNICATIONS AMERICA, LLC - PA 228      
610-557 3 Philadelphia Suburban Zone 22 PA PHLAPAFGD2S  547E ONVOY, LLC - PA 228      
610-557 4 Philadelphia Suburban Zone 22 PA PHLAPAAZDS2  7309 TELEPORT COMMUNICATIONS AMERICA, LLC - PA 228      
610-557 5 Philadelphia Suburban Zone 22 PA WAYNPALADS3  7309 TELEPORT COMMUNICATIONS AMERICA, LLC - PA 228      
610-557 6 Philadelphia Suburban Zone 22 PA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228      
610-557 7 Philadelphia Suburban Zone 22 PA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228      
610-557 8 Philadelphia Suburban Zone 22 PA PHLAPAFGD4S  967E PEERLESS NETWORK OF PENNSYLVANIA, LLC - PA 228      
610-557 9 Philadelphia Suburban Zone 22 PA PHLAPAMKGMD  551G NUSO, LLC 228      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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