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: BURLVTMAXCY

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
802-220 A Jeffersonville VT 624H ONVOY SPECTRUM, LLC 124   2024-11-28   
802-237 A Readsboro VT 624H ONVOY SPECTRUM, LLC 124   2024-11-28   
802-710 A Burlington VT 624H ONVOY SPECTRUM, LLC 124      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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