Local Calling Guide

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

NXX: 537

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
610-537 A Philadelphia Suburban Zone 14 PA PHLAPAAZDS2  7309 TELEPORT COMMUNICATIONS AMERICA, LLC - PA 228      
610-537 0 Philadelphia Suburban Zone 14 PA   547E ONVOY, LLC - PA 228   2024-03-09   
610-537 1 Philadelphia Suburban Zone 14 PA PHLAPAAZDS2  7309 TELEPORT COMMUNICATIONS AMERICA, LLC - PA 228   2004-07-29   
610-537 2 Philadelphia Suburban Zone 14 PA PHLAPASBDS0  7309 TELEPORT COMMUNICATIONS AMERICA, LLC - PA 228   2004-09-27   
610-537 3 Philadelphia Suburban Zone 14 PA PHLAPAFGDSS  7341 XO COMMUNICATIONS SERVICES, INC. - PA 228   2006-01-05   
610-537 4 Philadelphia Suburban Zone 14 PA PHLAPAAZDS2  7309 TELEPORT COMMUNICATIONS AMERICA, LLC - PA 228      
610-537 5 Philadelphia Suburban Zone 14 PA PHLAPAMKXSX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2006-01-05   
610-537 6 Philadelphia Suburban Zone 14 PA PHLAPAMKXSX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2006-01-05   
610-537 7 Philadelphia Suburban Zone 14 PA PHLAPAMKXCX  318J COMCAST IP PHONE, LLC 228   2013-05-31   
610-537 8 Philadelphia Suburban Zone 14 PA   547E ONVOY, LLC - PA 228   2024-04-05   
610-537 9 Philadelphia Suburban Zone 14 PA PHLAPAAZDS2  7309 TELEPORT COMMUNICATIONS AMERICA, LLC - PA 228      

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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