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: 620 [Rate centres in NPA 620] [Dial plan for NPA 620]

NXX: 460

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
620-460 A Tyro KS WCHVKSCK9MD  5562 METROPCS, INC. 532      
620-460 0 Tyro KS   145J TERRA NOVA TELECOM INC. 532   2025-06-06   
620-460 7 Tyro KS   6529 T-MOBILE USA, INC. 532   2025-07-08   
620-460 8 Tyro KS WCHVKSCK9MD  6529 T-MOBILE USA, INC. 532   2024-08-09   
620-460 9 Tyro KS WCHVKSCK9MD  5562 METROPCS, INC. 532   2021-06-25   

Last updated: Fri, 25 Jul 2025 03:21:23 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.