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: 458 [Rate centres in NPA 458] [Dial plan for NPA 458]

NXX: 278

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
458-278 A Albany OR EUGNOR530MD  6529 T-MOBILE USA, INC. 670      
458-278 0 Albany OR EUGNOR530MD  6529 T-MOBILE USA, INC. 670      
458-278 1 Albany OR EUGNOR140MD  939H COMMIO, LLC 670      
458-278 2 Albany OR EUGNOR149MD  490J DISH WIRELESS, LLC 670      
458-278 3 Albany OR EUGNOR53KMD  750E ONVOY, LLC - OR 670      
458-278 4 Albany OR EUGNOR53KMD  750E ONVOY, LLC - OR 670      
458-278 5 Albany OR   6529 T-MOBILE USA, INC. 670      
458-278 6 Albany OR EUGNOR530MD  6529 T-MOBILE USA, INC. 670      
458-278 7 Albany OR EUGNOR530MD  6529 T-MOBILE USA, INC. 670      
458-278 8 Albany OR EUGNOR530MD  6529 T-MOBILE USA, INC. 670      
458-278 9 Albany OR EUGNOR530MD  6529 T-MOBILE USA, INC. 670      

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.