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: 531

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
813-531 A Tampa Central FL TAMQFLFZ5MD  5562 METROPCS, INC. 952      
813-531 0 Tampa Central FL TAMQFLFZ5MD  5562 METROPCS, INC. 952   2006-05-11   
813-531 1 Tampa Central FL TAMQFLFZ5MD  5562 METROPCS, INC. 952   2007-03-12   
813-531 2 Tampa Central FL TAMQFLFZ5MD  5562 METROPCS, INC. 952   2007-03-12   
813-531 3 Tampa Central FL TAMQFLFZ5MD  5562 METROPCS, INC. 952   2007-03-12   
813-531 4 Tampa Central FL TAMQFLFZ5MD  5562 METROPCS, INC. 952   2007-03-12   
813-531 5 Tampa Central FL TAMQFLFZ5MD  5562 METROPCS, INC. 952   2007-03-12   
813-531 6 Tampa Central FL TAMSFLDEDSK  382G TERRA NOVA TELECOM, INC. - FL 952   2021-05-23   
813-531 7 Tampa Central FL TAMSFLDEDSG  937C ONVOY, LLC - FL 952   2017-09-01   
813-531 8 Tampa Central FL TAMSFLDEDSG  937C ONVOY, LLC - FL 952   2017-09-01   
813-531 9 Tampa Central FL TAMSFLDEDSG  937C ONVOY, LLC - FL 952   2017-09-01   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.