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: 428

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
813-428 A Tampa North FL TAMQFLUNGT0  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 952      
813-428 0 Tampa North FL TAMQFLUNGT0  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 952      
813-428 1 Tampa North FL TAMQFLUNGT0  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 952      
813-428 2 Tampa North FL TAMQFLUNGT0  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 952      
813-428 3 Tampa North FL TAMQFLUNGT0  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 952      
813-428 4 Tampa North FL TAMQFLUNGT0  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 952      
813-428 5 Tampa North FL TAMPFLXAXKY  927D BRIGHT HOUSE NTWS INFORMATION SVCS (FLORIDA) - FL 952      
813-428 6 Tampa North FL TAMPFLXAXKY  927D BRIGHT HOUSE NTWS INFORMATION SVCS (FLORIDA) - FL 952      
813-428 7 Tampa North FL   829J PAETEC ITEL, LLC 952      
813-428 8 Tampa North FL TAMPFLXXZMD  982E BANDWIDTH.COM CLEC, LLC - FL 952      
813-428 9 Tampa North FL TAMSFLDEDSG  937C ONVOY, LLC - FL 952      

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.