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: BCYNPABCDS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
610-206 A Philadelphia Suburban Zone 23 PA 9208 VERIZON PENNSYLVANIA, INC. 228      
610-617 A Philadelphia Suburban Zone 23 PA 9208 VERIZON PENNSYLVANIA, INC. 228      
610-632 A Philadelphia Suburban Zone 23 PA 9208 VERIZON PENNSYLVANIA, INC. 228      
610-660 A Philadelphia Suburban Zone 23 PA 9208 VERIZON PENNSYLVANIA, INC. 228      
610-664 A Philadelphia Suburban Zone 23 PA 9208 VERIZON PENNSYLVANIA, INC. 228      
610-667 A Philadelphia Suburban Zone 23 PA 9208 VERIZON PENNSYLVANIA, INC. 228      
610-668 A Philadelphia Suburban Zone 23 PA 9208 VERIZON PENNSYLVANIA, INC. 228      
610-747 A Philadelphia Suburban Zone 23 PA 9208 VERIZON PENNSYLVANIA, INC. 228      
610-771 A Philadelphia Suburban Zone 23 PA 9208 VERIZON PENNSYLVANIA, INC. 228      
610-949 A Philadelphia Suburban Zone 23 PA 9208 VERIZON PENNSYLVANIA, INC. 228      

Last updated: Sun, 10 Nov 2019 13:49:34 UTC

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