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: MNTINYMTDS0

Remotes:

Switch Switch name Switch type
CLCNNYCNRS0  CALLICOON  5ER 
ELVLNYELRS0  ELLENVILLE  5ER 
LKHNNYLHRS0  LAKE HUNTINGTON  5ER 
WHLKNYWHRS0  WHITE LAKE  5ER 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
845-791 A Monticello NY 9104 VERIZON NEW YORK, INC. 133      
845-794 A Monticello NY 9104 VERIZON NEW YORK, INC. 133      
845-796 A Monticello NY 9104 VERIZON NEW YORK, INC. 133      

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

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