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: 574

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
813-574 A Tampa Central FL   829J PAETEC ITEL, LLC 952   2024-12-11   
813-574 0 Tampa Central FL   829J PAETEC ITEL, LLC 952      
813-574 1 Tampa Central FL   829J PAETEC ITEL, LLC 952      
813-574 2 Tampa Central FL TAMRFLWSDS2  4802 LEVEL 3 COMMUNICATIONS, LLC - FL 952      
813-574 3 Tampa Central FL   829J PAETEC ITEL, LLC 952      
813-574 4 Tampa Central FL   829J PAETEC ITEL, LLC 952      
813-574 5 Tampa Central FL TAMQFLRYDS0  8300 TELEPORT COMMUNICATIONS AMERICA, LLC - FL 952      
813-574 6 Tampa Central FL   829J PAETEC ITEL, LLC 952      
813-574 7 Tampa Central FL TAMPFLXAXKY  927D BRIGHT HOUSE NTWS INFORMATION SVCS (FLORIDA) - FL 952      
813-574 8 Tampa Central FL   829J PAETEC ITEL, LLC 952      
813-574 9 Tampa Central FL TAMQFLFZ5MD  5562 METROPCS, INC. 952      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.