Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Switch: PHLAPASLDS5

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
215-439 A Philadelphia Zone 3 PA 7421 AT&T - LOCAL 228      
215-439 6 Philadelphia Zone 3 PA 7421 AT&T - LOCAL 228      
215-796 A Philadelphia Zone 2 PA 7421 AT&T - LOCAL 228      
215-796 6 Philadelphia Zone 2 PA 7421 AT&T - LOCAL 228      
215-904 A Philadelphia Zone 4 PA 7421 AT&T - LOCAL 228      
215-904 9 Philadelphia Zone 4 PA 7421 AT&T - LOCAL 228      
215-982 A Philadelphia Zone 1 PA 7421 AT&T - LOCAL 228      
215-982 3 Philadelphia Zone 1 PA 7421 AT&T - LOCAL 228      
215-982 4 Philadelphia Zone 1 PA 7421 AT&T - LOCAL 228      
215-982 5 Philadelphia Zone 1 PA 7421 AT&T - LOCAL 228      
215-982 7 Philadelphia Zone 1 PA 7421 AT&T - LOCAL 228      
215-982 9 Philadelphia Zone 1 PA 7421 AT&T - LOCAL 228      
484-321 4 Philadelphia Suburban Zone 28 PA 7421 AT&T - LOCAL 228      
610-276 2 Philadelphia Suburban Zone 31 PA 7421 AT&T - LOCAL 228      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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