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: 551

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
620-551 A Lebo KS WCHTKSBRX0X  205F ONVOY, LLC - KS 532      
620-551 0 Lebo KS WCHTKSBRX0X  205F ONVOY, LLC - KS 532   2017-05-28   
620-551 1 Lebo KS WCHTKSBRX0X  205F ONVOY, LLC - KS 532   2019-06-10   
620-551 2 Lebo KS WCHTKSBRX5X  986E BANDWIDTH.COM CLEC, LLC - KS 532   2021-07-10   
620-551 5 Lebo KS WCHTKSBRX0X  205F ONVOY, LLC - KS 532   2020-10-30   
620-551 6 Lebo KS WCHTKSBRX0X  205F ONVOY, LLC - KS 532   2020-10-30   
620-551 8 Lebo KS WCHTKSBRX0X  205F ONVOY, LLC - KS 532   2019-06-10   
620-551 9 Lebo KS   624H ONVOY SPECTRUM, LLC 532   2024-04-07   

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.