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: 990

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
610-990 A Philadelphia Suburban Zone 11 PA PHLAPAFGGT8  3806 CORE COMMUNICATIONS, INC. - PA 228      
610-990 0 Philadelphia Suburban Zone 11 PA   3806 CORE COMMUNICATIONS, INC. - PA 228      
610-990 1 Philadelphia Suburban Zone 11 PA   5562 METRO PCS, INC. 228   2009-08-29   
610-990 2 Philadelphia Suburban Zone 11 PA   5562 METRO PCS, INC. 228   2010-01-28   
610-990 3 Philadelphia Suburban Zone 11 PA   283E YMAX COMMUNICATIONS CORP. - PA 228   2010-04-26   
610-990 4 Philadelphia Suburban Zone 11 PA   784E BLOCK LINE SYSTEMS, LLC PA 228   2008-10-16   
610-990 5 Philadelphia Suburban Zone 11 PA   283E YMAX COMMUNICATIONS CORP. - PA 228   2009-02-11   
610-990 6 Philadelphia Suburban Zone 11 PA   283E YMAX COMMUNICATIONS CORP. - PA 228   2009-02-11   
610-990 7 Philadelphia Suburban Zone 11 PA   283E YMAX COMMUNICATIONS CORP. - PA 228   2009-02-11   
610-990 8 Philadelphia Suburban Zone 11 PA   7309 TCG NEW JERSEY, INC. - PA 228   2007-05-07   
610-990 9 Philadelphia Suburban Zone 11 PA   5562 METRO PCS, INC. 228   2010-06-04   

Last updated: Sun, 04 Apr 2021 19:28:27 UTC

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