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.

Boyd, MN

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
320-855 A BOYDMNXBRS0  1123 CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN 626      
320-855 0 STCDMNTOX3X  184D ONVOY, LLC - MN 626   2021-05-22   
320-855 1 BOYDMNXBRS0  1123 CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN 626      
320-855 2 BOYDMNXBRS0  1123 CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN 626      
320-855 3 BOYDMN02RS0  2836 FARMERS MUTUAL TELEPHONE COMPANY - MN 626   2013-01-28   
320-855 4 STCDMNTOXTX  073H TELNYX LLC 626   2020-07-05   
320-855 5 BOYDMNXBRS0  1123 CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN 626      
320-855 6 STCDMNTOX3X  184D ONVOY, LLC - MN 626   2017-05-29   
320-855 8 STCDMNTOX3X  184D ONVOY, LLC - MN 626   2015-01-05   
320-855 9 BOYDMNXBRS0  1123 CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN 626      

Last updated: Sun, 30 Apr 2023 22:01:48 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.