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: 813 [Rate centres in NPA 813] [Dial plan for NPA 813]

NXX: 566

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
813-566 A Tampa South FL TAMSFLDEWMD  158H INVOXIO INCORPORATED 952      
813-566 0 Tampa South FL TAMSFLDEDSG  937C ONVOY, LLC - FL 952   2018-12-22   
813-566 1 Tampa South FL TAMSFLDEDSG  937C ONVOY, LLC - FL 952   2018-12-22   
813-566 2 Tampa South FL TAMQFLUNGT0  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 952   2019-04-28   
813-566 3 Tampa South FL   490J DISH WIRELESS, LLC 952   2024-03-09   
813-566 4 Tampa South FL   481F CORETEL FLORIDA, INC. - FL 952   2019-04-11   
813-566 5 Tampa South FL   481F CORETEL FLORIDA, INC. - FL 952   2019-04-22   
813-566 6 Tampa South FL TAMSFLDEWMD  158H INVOXIO INCORPORATED 952   2018-12-21   
813-566 7 Tampa South FL   481F CORETEL FLORIDA, INC. - FL 952   2019-04-22   
813-566 8 Tampa South FL   481F CORETEL FLORIDA, INC. - FL 952   2019-04-22   
813-566 9 Tampa South FL   481F CORETEL FLORIDA, INC. - FL 952   2019-04-22   

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.