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: PITBPADTDS2

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
412-255 A Pittsburgh Zone 1 PA 9208 VERIZON PENNSYLVANIA, INC. 234      
412-350 A Pittsburgh Zone 1 PA 9208 VERIZON PENNSYLVANIA, INC. 234      
412-355 A Pittsburgh Zone 1 PA 9208 VERIZON PENNSYLVANIA, INC. 234      
412-392 A Pittsburgh Zone 1 PA 9208 VERIZON PENNSYLVANIA, INC. 234      
412-393 A Pittsburgh Zone 1 PA 9208 VERIZON PENNSYLVANIA, INC. 234      
412-497 A Pittsburgh Zone 1 PA 9208 VERIZON PENNSYLVANIA, INC. 234      
412-544 A Pittsburgh Zone 1 PA 9208 VERIZON PENNSYLVANIA, INC. 234      
412-553 A Pittsburgh Zone 1 PA 9208 VERIZON PENNSYLVANIA, INC. 234      
412-577 A Pittsburgh Zone 1 PA 9208 VERIZON PENNSYLVANIA, INC. 234      
412-642 A Pittsburgh Zone 1 PA 9208 VERIZON PENNSYLVANIA, INC. 234      
412-644 A Pittsburgh Zone 1 PA 9208 VERIZON PENNSYLVANIA, INC. 234      
412-705 A Pittsburgh Zone 1 PA 9208 VERIZON PENNSYLVANIA, INC. 234      
412-762 A Pittsburgh Zone 1 PA 9208 VERIZON PENNSYLVANIA, INC. 234      
412-765 A Pittsburgh Zone 1 PA 9208 VERIZON PENNSYLVANIA, INC. 234      
412-768 A Pittsburgh Zone 1 PA 9208 VERIZON PENNSYLVANIA, INC. 234      
412-804 A Pittsburgh Zone 1 PA 9208 VERIZON PENNSYLVANIA, INC. 234      
412-807 A Pittsburgh Zone 1 PA 9208 VERIZON PENNSYLVANIA, INC. 234      

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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