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: 531 [Rate centres in NPA 531] [Dial plan for NPA 531]

NXX: 302

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
531-302 A Tecumseh NE LNCLNEAC0MD  939H COMMIO, LLC 958      
531-302 0 Tecumseh NE LNCLNEAC0MD  939H COMMIO, LLC 958   2023-01-13   
531-302 1 Tecumseh NE LNCLNEAC0MD  939H COMMIO, LLC 958   2023-01-13   
531-302 2 Tecumseh NE LNCLNEAC0MD  939H COMMIO, LLC 958   2024-02-12   
531-302 3 Tecumseh NE   6701 AERIAL COMMUNICATIONS, INC. 958   2025-05-02   
531-302 5 Tecumseh NE   5562 METROPCS, INC. 958   2025-05-07   
531-302 8 Tecumseh NE LNCLNEXLX2Y  624H ONVOY SPECTRUM, LLC 958   2024-03-16   

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.