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: 659 [Rate centres in NPA 659] [Dial plan for NPA 659]

NXX: 257

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
659-257 A Hamilton AL BRHMALMT32Z  604E ONVOY, LLC - AL 476      
659-257 0 Hamilton AL   073H TELNYX LLC 476   2021-03-07   
659-257 1 Hamilton AL   604E ONVOY, LLC - AL 476   2024-07-06   
659-257 2 Hamilton AL   604E ONVOY, LLC - AL 476   2024-10-04   
659-257 3 Hamilton AL   5562 METROPCS, INC. 476   2021-05-10   
659-257 4 Hamilton AL   604E ONVOY, LLC - AL 476   2021-03-15   
659-257 5 Hamilton AL   604E ONVOY, LLC - AL 476   2021-03-15   
659-257 6 Hamilton AL   604E ONVOY, LLC - AL 476   2021-03-15   
659-257 8 Hamilton AL   7475 POWERTEL BIRMINGHAM LICENSES, INC. 476   2021-06-01   
659-257 9 Hamilton AL   7475 POWERTEL BIRMINGHAM LICENSES, INC. 476   2021-03-11   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.