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: 343

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
610-343 A Downingtown PA PHLAPAAZDS2  7309 TELEPORT COMMUNICATIONS AMERICA, LLC - PA 228      
610-343 0 Downingtown PA PHLAPAAZDS2  7309 TELEPORT COMMUNICATIONS AMERICA, LLC - PA 228      
610-343 1 Downingtown PA PHLAPAMK38Z  829J PAETEC ITEL, LLC 228   2002-03-13   
610-343 2 Downingtown PA ALTWPAALPMD  7513 CTSI, INC. - PA 228   2007-07-29   
610-343 3 Downingtown PA   3806 CORE COMMUNICATIONS, INC. - PA 228   2019-04-15   
610-343 4 Downingtown PA   3806 CORE COMMUNICATIONS, INC. - PA 228   2019-04-15   
610-343 5 Downingtown PA   3806 CORE COMMUNICATIONS, INC. - PA 228   2019-04-15   
610-343 6 Downingtown PA   3806 CORE COMMUNICATIONS, INC. - PA 228   2019-04-15   
610-343 7 Downingtown PA FTWSPAFWX2X  7315 TELEPORT COMMUNICATIONS AMERICA, LLC - PA 228   2004-09-24   
610-343 8 Downingtown PA   3806 CORE COMMUNICATIONS, INC. - PA 228   2019-04-15   
610-343 9 Downingtown PA   3806 CORE COMMUNICATIONS, INC. - PA 228   2019-04-15   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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