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: 568

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
620-568 A Altoona KS ALNAKSXARS0  1810 UNITED TEL OF EASTERN KANSAS DBA CENTURYLINK 532      
620-568 0 Altoona KS ALNAKSXARS0  1810 UNITED TEL OF EASTERN KANSAS DBA CENTURYLINK 532      
620-568 1 Altoona KS ALNAKSXARS0  1810 UNITED TEL OF EASTERN KANSAS DBA CENTURYLINK 532      
620-568 2 Altoona KS ALNAKSXARS0  1810 UNITED TEL OF EASTERN KANSAS DBA CENTURYLINK 532      
620-568 3 Altoona KS ALNAKSXARS0  1810 UNITED TEL OF EASTERN KANSAS DBA CENTURYLINK 532      
620-568 4 Altoona KS ALNAKSXARS0  1810 UNITED TEL OF EASTERN KANSAS DBA CENTURYLINK 532      
620-568 5 Altoona KS ALNAKSXARS0  1810 UNITED TEL OF EASTERN KANSAS DBA CENTURYLINK 532      
620-568 6 Altoona KS ALNAKSXARS0  1810 UNITED TEL OF EASTERN KANSAS DBA CENTURYLINK 532      
620-568 7 Altoona KS WCHTKSMBX2X  2240 LEVEL 3 COMMUNICATIONS, LLC - KS 532   2014-03-23   
620-568 8 Altoona KS WCHTKSBRX0X  205F ONVOY, LLC - KS 532   2017-05-02   
620-568 9 Altoona KS   624H ONVOY SPECTRUM, LLC 532   2024-04-05   

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.