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: 254 [Rate centres in NPA 254] [Dial plan for NPA 254]

NXX: 445

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
254-445 A Dublin TX DBLNTXXARS0  2084 BRIGHTSPEED OF EASTERN TEXAS, INC. 552      
254-445 0 Dublin TX DBLNTXXARS0  2084 BRIGHTSPEED OF EASTERN TEXAS, INC. 552      
254-445 1 Dublin TX DBLNTXXARS0  2084 BRIGHTSPEED OF EASTERN TEXAS, INC. 552      
254-445 2 Dublin TX DBLNTXXARS0  2084 BRIGHTSPEED OF EASTERN TEXAS, INC. 552      
254-445 3 Dublin TX DBLNTXXARS0  2084 BRIGHTSPEED OF EASTERN TEXAS, INC. 552      
254-445 4 Dublin TX DBLNTXXARS0  2084 BRIGHTSPEED OF EASTERN TEXAS, INC. 552      
254-445 5 Dublin TX DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2014-05-19   
254-445 6 Dublin TX DBLNTXXARS0  2084 BRIGHTSPEED OF EASTERN TEXAS, INC. 552      
254-445 7 Dublin TX DBLNTXXARS0  2084 BRIGHTSPEED OF EASTERN TEXAS, INC. 552      
254-445 8 Dublin TX DBLNTXXARS0  2084 BRIGHTSPEED OF EASTERN TEXAS, INC. 552      
254-445 9 Dublin TX DBLNTXXARS0  2084 BRIGHTSPEED OF EASTERN TEXAS, INC. 552      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.