Local Calling Guide

Area code/prefix search

Search by area code/prefix (NPA/NXX) or OCN

  • 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.

Last updated: Sat, 25 Oct 2014 11:08:09 UTC

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NPA-NXX BLOCK Rate Centre Region OCN LATA Eff date Disc date Map
610-205 A Philadelphia Suburban Zone 30 PA 9208 VERIZON PENNSYLVANIA, INC. [link] 228 map
610-265 A Philadelphia Suburban Zone 30 PA 9208 VERIZON PENNSYLVANIA, INC. [link] 228 map
610-337 A Philadelphia Suburban Zone 30 PA 9208 VERIZON PENNSYLVANIA, INC. [link] 228 map
610-354 A Philadelphia Suburban Zone 30 PA 9208 VERIZON PENNSYLVANIA, INC. [link] 228 map
610-491 A Philadelphia Suburban Zone 30 PA 9208 VERIZON PENNSYLVANIA, INC. [link] 228 map
610-768 A Philadelphia Suburban Zone 30 PA 9208 VERIZON PENNSYLVANIA, INC. [link] 228 map
610-783 A Philadelphia Suburban Zone 29 PA 9208 VERIZON PENNSYLVANIA, INC. [link] 228 map
610-878 A Philadelphia Suburban Zone 30 PA 9208 VERIZON PENNSYLVANIA, INC. [link] 228 map
610-962 A Philadelphia Suburban Zone 30 PA 9208 VERIZON PENNSYLVANIA, INC. [link] 228 map
610-992 A Philadelphia Suburban Zone 30 PA 9208 VERIZON PENNSYLVANIA, INC. [link] 228 map



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