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: 529

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
458-529 A Phoenix OR EUGNOR53X1Y  965H FRACTEL, LLC 670      
458-529 0 Phoenix OR EUGNOR53KMD  750E ONVOY, LLC - OR 670   2021-11-14   
458-529 1 Phoenix OR EUGNOR53XUX  624H ONVOY SPECTRUM, LLC 670   2021-10-08   
458-529 2 Phoenix OR EUGNOR53XWX  073H TELNYX LLC 670   2022-06-28   
458-529 3 Phoenix OR EUGNOR53X1Y  965H FRACTEL, LLC 670   2020-09-25   
458-529 4 Phoenix OR EUGNOR53XUX  624H ONVOY SPECTRUM, LLC 670   2021-07-24   
458-529 5 Phoenix OR EUGNOR53X5Y  506J TWILIO INTERNATIONAL, INC. 670   2021-01-16   
458-529 6 Phoenix OR EUGNOR53KMD  750E ONVOY, LLC - OR 670   2021-03-05   
458-529 7 Phoenix OR EUGNOR53KMD  750E ONVOY, LLC - OR 670   2021-03-05   
458-529 8 Phoenix OR EUGNOR53KMD  750E ONVOY, LLC - OR 670   2021-11-14   
458-529 9 Phoenix OR EUGNOR53X1Y  965H FRACTEL, LLC 670   2020-09-25   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.