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: 507 [Rate centres in NPA 507] [Dial plan for NPA 507]

NXX: 834

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
507-834 A Gibbon MN GBBNMNXARS0  1445 CENTURYTEL OF MINNESOTA, INC. DBA CENTURYLINK 620      
507-834 5 Gibbon MN OWTNMNOWYMD  508J CENTURYLINK COMMUNICATIONS, LLC 620   2017-04-28   
507-834 6 Gibbon MN GBBNMNXARS0  1445 CENTURYTEL OF MINNESOTA, INC. DBA CENTURYLINK 620      
507-834 7 Gibbon MN   145J TERRA NOVA TELECOM INC. 620   2026-06-04   
507-834 9 Gibbon MN GBBNMNXARS0  1445 CENTURYTEL OF MINNESOTA, INC. DBA CENTURYLINK 620      

Last updated: Sun, 17 May 2026 03:26:51 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.