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: 479

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
610-479 A Philadelphia Suburban Zone 10 PA PHLAPASLTMD  7421 AT&T - LOCAL 228      
610-479 3 Philadelphia Suburban Zone 10 PA PHLAPASLTMD  7421 AT&T - LOCAL 228   2001-11-28   
610-479 4 Philadelphia Suburban Zone 10 PA PHLAPASLTMD  7421 AT&T - LOCAL 228   2001-11-28   
610-479 5 Philadelphia Suburban Zone 10 PA PHLAPASLTMD  7421 AT&T - LOCAL 228   2001-11-28   
610-479 6 Philadelphia Suburban Zone 10 PA PHLAPASLTMD  7421 AT&T - LOCAL 228   2002-01-01   
610-479 7 Philadelphia Suburban Zone 10 PA PHLAPAMKXGZ  3115 CTC COMMUNICATIONS CORP. - PA 228   2007-08-31   
610-479 9 Philadelphia Suburban Zone 10 PA PHLAPASLTMD  7421 AT&T - LOCAL 228      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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