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.

Avon, MN

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
320-356 A AVONMNVORS3  9631 QWEST CORPORATION 626      
320-356 0   980E BANDWIDTH.COM CLEC, LLC - MN 626   2008-11-30   
320-356 1   9631 QWEST CORPORATION 626      
320-356 2   9631 QWEST CORPORATION 626      
320-356 3   184D ONVOY, LLC - MN 626   2006-11-17   
320-356 4   508J CENTURYLINK COMMUNICATIONS, LLC 626   2017-06-17   
320-356 5   184D ONVOY, LLC - MN 626   2007-03-18   
320-356 6   7770 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 626   2008-01-28   
320-356 7   9631 QWEST CORPORATION 626      
320-356 8   5256 LEVEL 3 COMMUNICATIONS, LLC - MN 626   2004-12-14   
320-356 9   9631 QWEST CORPORATION 626      
320-466 A STCDMNTOX4Y  965H FRACTEL, LLC 626      
320-466 0   980E BANDWIDTH.COM CLEC, LLC - MN 626   2021-08-21   
320-466 1   184D ONVOY, LLC - MN 626   2023-05-11   
320-466 3   624H ONVOY SPECTRUM, LLC 626   2021-07-16   
320-466 4   8405 TELEPORT COMMUNICATIONS AMERICA, LLC - MN 626   2022-11-10   
320-466 5   184D ONVOY, LLC - MN 626   2023-04-09   
320-466 6   965H FRACTEL, LLC 626   2020-12-12   
320-466 7   197D VONAGE AMERICA LLC 626   2021-06-17   
320-466 8   184D ONVOY, LLC - MN 626   2023-09-03   
320-475 A STCDMNAT0MD  939H COMMIO, LLC 626      
320-475 0   939H COMMIO, LLC 626   2023-10-21   
320-475 1   939H COMMIO, LLC 626   2023-10-21   
320-475 2   939H COMMIO, LLC 626   2023-10-21   
320-475 3   939H COMMIO, LLC 626   2023-10-21   
320-475 4   939H COMMIO, LLC 626   2023-10-21   
320-844 A STCDMNTOX3X  184D ONVOY, LLC - MN 626      
320-844 0   073H TELNYX LLC 626   2020-11-08   
320-844 1   429A MIDCONTINENT COMMUNICATIONS - MN 626   2011-10-14   
320-844 2   4587 CONSOLIDATED COMMUNICATIONS ENTERPRISE SVCS-MN 626   2011-12-02   
320-844 3   184D ONVOY, LLC - MN 626   2012-12-17   
320-844 4   184D ONVOY, LLC - MN 626   2014-10-06   
320-844 5   184D ONVOY, LLC - MN 626   2014-10-06   
320-844 6   184D ONVOY, LLC - MN 626   2012-09-25   
320-844 7   184D ONVOY, LLC - MN 626   2011-12-05   
320-844 8   980E BANDWIDTH.COM CLEC, LLC - MN 626   2015-09-10   
320-844 9   4156 TEKSTAR COMMUNICATIONS, INC. 626   2017-12-29   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.