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.
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Switch: BRYMPABMDS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
610-519 A Philadelphia Suburban Zone 25 PA 9208 VERIZON PENNSYLVANIA, INC. 228      
610-520 A Philadelphia Suburban Zone 25 PA 9208 VERIZON PENNSYLVANIA, INC. 228      
610-525 A Philadelphia Suburban Zone 25 PA 9208 VERIZON PENNSYLVANIA, INC. 228      
610-526 A Philadelphia Suburban Zone 25 PA 9208 VERIZON PENNSYLVANIA, INC. 228      
610-526 0 Philadelphia Suburban Zone 25 PA 9208 VERIZON PENNSYLVANIA, INC. 228      
610-526 1 Philadelphia Suburban Zone 25 PA 9208 VERIZON PENNSYLVANIA, INC. 228      
610-526 2 Philadelphia Suburban Zone 25 PA 9208 VERIZON PENNSYLVANIA, INC. 228      
610-526 5 Philadelphia Suburban Zone 25 PA 9208 VERIZON PENNSYLVANIA, INC. 228      
610-526 6 Philadelphia Suburban Zone 25 PA 9208 VERIZON PENNSYLVANIA, INC. 228      
610-526 7 Philadelphia Suburban Zone 25 PA 9208 VERIZON PENNSYLVANIA, INC. 228      
610-526 9 Philadelphia Suburban Zone 25 PA 9208 VERIZON PENNSYLVANIA, INC. 228      
610-527 A Philadelphia Suburban Zone 25 PA 9208 VERIZON PENNSYLVANIA, INC. 228      
610-581 A Philadelphia Suburban Zone 25 PA 9208 VERIZON PENNSYLVANIA, INC. 228      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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