Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
610-290 4 Philadelphia Suburban Zone 30 PA 7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 228      
610-290 5 Philadelphia Suburban Zone 30 PA 7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 228      
610-290 7 Philadelphia Suburban Zone 30 PA 7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 228      
610-290 8 Philadelphia Suburban Zone 30 PA 7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 228      
610-290 9 Philadelphia Suburban Zone 30 PA 7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 228      
610-312 A Philadelphia Suburban Zone 30 PA 7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 228      
610-312 0 Philadelphia Suburban Zone 30 PA 7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 228      
610-312 2 Philadelphia Suburban Zone 30 PA 7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 228      
610-312 5 Philadelphia Suburban Zone 30 PA 7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 228      
610-321 3 Eagle (Chester) PA 7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 228   2009-06-30   
610-355 4 Philadelphia Suburban Zone 22 PA 7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 228   2008-09-05   
610-365 3 Nazareth PA 7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 228   2008-05-02   
610-387 6 Philadelphia Suburban Zone 10 PA 7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 228   2008-08-15   
610-426 3 Kutztown (Berks) PA 7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 228   2015-08-22   
610-448 A Philadelphia Suburban Zone 28 PA 7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 228      
610-455 4 Westtown PA 7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 228   2008-09-05   
610-484 6 Reading PA 7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 228   2019-06-03   
610-492 A Philadelphia Suburban Zone 22 PA 7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 228      
610-492 0 Philadelphia Suburban Zone 22 PA 7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 228      
610-492 1 Philadelphia Suburban Zone 22 PA 7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 228      
610-492 2 Philadelphia Suburban Zone 22 PA 7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 228      
610-492 3 Philadelphia Suburban Zone 22 PA 7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 228   2004-07-31   
610-492 9 Philadelphia Suburban Zone 22 PA 7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 228      
610-502 3 Northampton PA 7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 228   2008-05-01   
610-523 A Philadelphia Suburban Zone 25 PA 7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 228      
610-523 9 Philadelphia Suburban Zone 25 PA 7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 228      
610-536 6 Philadelphia Suburban Zone 21 PA 7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 228   2008-09-05   
610-540 A Philadelphia Suburban Zone 28 PA 7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 228      
610-540 0 Philadelphia Suburban Zone 28 PA 7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 228      
610-540 1 Philadelphia Suburban Zone 28 PA 7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 228      
610-540 2 Philadelphia Suburban Zone 28 PA 7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 228      
610-548 5 Philadelphia Suburban Zone 12 PA 7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 228   2008-09-05   
610-550 3 Philadelphia Suburban Zone 22 PA 7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 228   2008-08-19   
610-553 5 Philadelphia Suburban Zone 17 PA 7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 228   2008-09-05   
610-563 2 Avondale (Chester) PA 7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 228   2009-07-30   
610-568 3 Reading PA 7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 228   2002-03-19   
610-572 A Philadelphia Suburban Zone 21 PA 7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 228      
610-572 9 Philadelphia Suburban Zone 21 PA 7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 228      
610-590 5 Chester Springs PA 7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 228   2008-08-15   
610-596 4 Catasauqua PA 7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 228   2008-07-01   
610-601 A Chester Springs PA 7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 228      
610-601 9 Chester Springs PA 7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 228      
610-602 A Philadelphia Suburban Zone 24 PA 7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 228      
610-602 9 Philadelphia Suburban Zone 24 PA 7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 228      
610-605 2 Philadelphia Suburban Zone 13 PA 7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 228      
610-605 3 Philadelphia Suburban Zone 13 PA 7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 228   2008-09-05   
610-612 A Kennett Square PA 7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 228      
610-612 9 Kennett Square PA 7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 228      
610-615 A Center Point PA 7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 228      
610-615 8 Center Point PA 7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 228      

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Last updated: Sun, 17 May 2026 03:26:51 UTC

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