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: 963

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
620-963 A Neosho Falls KS NSFLKSXARS0  1810 UNITED TEL OF EASTERN KANSAS DBA CENTURYLINK 532      
620-963 0 Neosho Falls KS NSFLKSXARS0  1810 UNITED TEL OF EASTERN KANSAS DBA CENTURYLINK 532      
620-963 2 Neosho Falls KS NSFLKSXARS0  1810 UNITED TEL OF EASTERN KANSAS DBA CENTURYLINK 532      
620-963 7 Neosho Falls KS NSFLKSXARS0  1810 UNITED TEL OF EASTERN KANSAS DBA CENTURYLINK 532      
620-963 9 Neosho Falls KS WCHTKSBRXPZ  624H ONVOY SPECTRUM, LLC 532   2024-04-07   

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.