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: 881

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
610-881 A Pen Argyl PA PNARPAXPRS0  0161 COMMONWEALTH TELEPHONE COMPANY LLC 228      
610-881 0 Pen Argyl PA PNARPAXPRS0  0161 COMMONWEALTH TELEPHONE COMPANY LLC 228      
610-881 1 Pen Argyl PA PNARPAXPRS0  0161 COMMONWEALTH TELEPHONE COMPANY LLC 228      
610-881 2 Pen Argyl PA PNARPAXPRS0  0161 COMMONWEALTH TELEPHONE COMPANY LLC 228      
610-881 3 Pen Argyl PA PNARPAXPRS0  0161 COMMONWEALTH TELEPHONE COMPANY LLC 228      
610-881 4 Pen Argyl PA NATNPAAGGT0  7615 RCN TELECOM SERVICES OF PENNSYLVANIA, INC. 228   2007-05-29   
610-881 5 Pen Argyl PA KGPRPADODS0  7434 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 228   2015-08-22   
610-881 6 Pen Argyl PA PHLAPAFGD0S  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 228   2015-07-15   
610-881 7 Pen Argyl PA FTWSPAFWX2X  7309 TELEPORT COMMUNICATIONS AMERICA, LLC - PA 228   2016-03-21   
610-881 8 Pen Argyl PA PNARPAXPRS0  0161 COMMONWEALTH TELEPHONE COMPANY LLC 228      
610-881 9 Pen Argyl PA PNARPAXPRS0  0161 COMMONWEALTH TELEPHONE COMPANY LLC 228      

Last updated: Tue, 16 Jun 2026 00:09:45 UTC

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