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: PTSDNYPSDS0

Remotes:

Switch Switch name Switch type
CNTNNYZORS0  CANTON  5ER 
COTNNY56RS0  COLTON  5ER 
GVRNNYGORS0  GOUVERNEUR  5ER 
HVTNNYHXRS0  HEUVELTON  5ER 
MRTWNYMWRS0  MORRISTOWN  5ER 
NRFLNYNORS0  NORFOLK  5ER 
NRWDNYNDRS0  NORWOOD  5ER 
OGBGNYOGRS0  OGDENSBURG  5ER 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
315-265 A Potsdam NY 9104 VERIZON NEW YORK, INC. 136      
315-267 A Potsdam NY 9104 VERIZON NEW YORK, INC. 136      
315-268 A Potsdam NY 9104 VERIZON NEW YORK, INC. 136      
315-742 A Potsdam NY 9104 VERIZON NEW YORK, INC. 136      

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

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