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: CTSKNYCTDS0

Remotes:

Switch Switch name Switch type
CAIRNYCARS0  CAIRO  RSC 
FRHDNYFHRS0  FREEHOLD  RSC 
GRVGNYGVRS0  GREENVILLE  RSC 
HNTRNYHNRS0  HUNTER  RSC 
LXTNNYLXRS0  LEXINGTON  RSC 
OKHLNYOHRS0  OAK HILL  RSC 
PLVLNYPLRS0  PALENVILLE  RSC 
PRVINYPRRS0  PRATTSVILLE  RSC 
TNVLNYTNRS0  TANNERSVILLE  RSC 
WNHMNYWMRS0  WINDHAM  RSC 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
518-943 A Catskill NY 9104 VERIZON NEW YORK, INC. 134      
518-943 0 Catskill NY 9104 VERIZON NEW YORK, INC. 134      
518-943 1 Catskill NY 9104 VERIZON NEW YORK, INC. 134      
518-943 2 Catskill NY 9104 VERIZON NEW YORK, INC. 134      
518-943 3 Catskill NY 9104 VERIZON NEW YORK, INC. 134      
518-943 4 Catskill NY 9104 VERIZON NEW YORK, INC. 134      
518-943 5 Catskill NY 9104 VERIZON NEW YORK, INC. 134      
518-943 6 Catskill NY 9104 VERIZON NEW YORK, INC. 134      
518-943 7 Catskill NY 9104 VERIZON NEW YORK, INC. 134      
518-943 9 Catskill NY 9104 VERIZON NEW YORK, INC. 134      
518-945 A Athens NY 9104 VERIZON NEW YORK, INC. 134      
518-945 1 Athens NY 9104 VERIZON NEW YORK, INC. 134      
518-945 2 Athens NY 9104 VERIZON NEW YORK, INC. 134      
518-945 3 Athens NY 9104 VERIZON NEW YORK, INC. 134      

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

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