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.

NPA: 854 [Rate centres in NPA 854] [Dial plan for NPA 854]

NXX: 666

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
854-666 A Lake City SC FLRNSCMAXEY  965H FRACTEL, LLC 432      
854-666 0 Lake City SC FLRNSCMCX2X  6398 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SC 432   2021-11-18   
854-666 1 Lake City SC MYBHSCAFFMD  077F BANDWIDTH.COM CLEC, LLC - SC 432   2022-02-25   
854-666 2 Lake City SC FLRNSCMAXCY  548E ONVOY, LLC - SC 432   2020-09-13   
854-666 3 Lake City SC FLRNSCMAXCY  548E ONVOY, LLC - SC 432   2020-09-13   
854-666 4 Lake City SC FLRNSCMAXCY  548E ONVOY, LLC - SC 432   2020-09-13   
854-666 5 Lake City SC FLRNSCMAXCY  548E ONVOY, LLC - SC 432   2021-01-29   
854-666 6 Lake City SC FLRNSCMAXEY  965H FRACTEL, LLC 432   2019-12-10   
854-666 7 Lake City SC FLRNSCMAXCY  548E ONVOY, LLC - SC 432   2021-01-29   
854-666 8 Lake City SC FLRNSCTSXXX  5562 METROPCS, INC. 432   2021-09-24   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.