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: 977

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
610-977 A Philadelphia Suburban Zone 26 PA PHLAPAMKXSX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228      
610-977 0 Philadelphia Suburban Zone 26 PA PHLAPAMKXSX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228      
610-977 1 Philadelphia Suburban Zone 26 PA WNRTPAAHCMA  6626 OMNIPOINT COMMUNICATIONS ENTERPRISES, LP 228   2022-03-13   
610-977 2 Philadelphia Suburban Zone 26 PA PHLAPAMKXSX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2005-07-24   
610-977 3 Philadelphia Suburban Zone 26 PA PHLAPAMKXSX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228      
610-977 4 Philadelphia Suburban Zone 26 PA PHLAPAMKXSX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228   2005-07-24   
610-977 5 Philadelphia Suburban Zone 26 PA PHLAPAMKX4X  624H ONVOY SPECTRUM, LLC 228   2021-11-05   
610-977 6 Philadelphia Suburban Zone 26 PA PHLAPAMKX4X  624H ONVOY SPECTRUM, LLC 228   2021-11-05   
610-977 7 Philadelphia Suburban Zone 26 PA PHLAPAMKXSX  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 228      
610-977 8 Philadelphia Suburban Zone 26 PA PHLAPAMKX4X  624H ONVOY SPECTRUM, LLC 228   2021-11-05   
610-977 9 Philadelphia Suburban Zone 26 PA WNRTPAAHCMA  6626 OMNIPOINT COMMUNICATIONS ENTERPRISES, LP 228   2022-03-13   

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

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