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: HRKMNYHCRS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
315-866 A Herkimer NY 9104 VERIZON NEW YORK, INC. 136      
315-867 A Herkimer NY 9104 VERIZON NEW YORK, INC. 136      
315-867 1 Herkimer NY 9104 VERIZON NEW YORK, INC. 136      
315-867 2 Herkimer NY 9104 VERIZON NEW YORK, INC. 136      
315-867 3 Herkimer NY 9104 VERIZON NEW YORK, INC. 136      
315-867 5 Herkimer NY 9104 VERIZON NEW YORK, INC. 136      
315-867 8 Herkimer NY 9104 VERIZON NEW YORK, INC. 136      

Last updated: Sun, 07 Dec 2025 22:02:11 UTC

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