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: 771

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
813-771 A Tampa Central FL TAMSFLDEX5X  495J STRATUS NETWORKS 952      
813-771 0 Tampa Central FL TAMSFLDEDSG  937C ONVOY, LLC - FL 952   2021-07-02   
813-771 1 Tampa Central FL TAMSFLDEX5X  495J STRATUS NETWORKS 952   2021-05-15   
813-771 2 Tampa Central FL TAMSFLDEDSG  937C ONVOY, LLC - FL 952   2021-07-02   
813-771 3 Tampa Central FL TAMSFLDEDSG  937C ONVOY, LLC - FL 952   2021-07-02   
813-771 4 Tampa Central FL TAMSFLDEDSG  937C ONVOY, LLC - FL 952   2021-07-02   
813-771 5 Tampa Central FL TAMSFLDEDSG  937C ONVOY, LLC - FL 952   2021-07-02   
813-771 6 Tampa Central FL TAMSFLDEDSG  937C ONVOY, LLC - FL 952   2021-07-02   
813-771 7 Tampa Central FL TAMSFLDEDSG  937C ONVOY, LLC - FL 952   2021-07-02   
813-771 8 Tampa Central FL TAMSFLDEDSG  937C ONVOY, LLC - FL 952   2021-07-02   
813-771 9 Tampa Central FL TAMSFLDEDSG  937C ONVOY, LLC - FL 952   2021-07-02   

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.