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.

Brownton, MN

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
320-328 A BRTNMNXBRS0  1456 CENTURYLINK OF MINNESOTA, INC. 628      
320-331 A OSSEMNXODMD  593K MCC TELEPHONY LLC 628      
320-331 0 MPLSMNCDDSC  184D ONVOY, LLC - MN 628   2019-02-25   
320-331 1 OSSEMNXODMD  593K MCC TELEPHONY LLC 628   2010-05-15   
320-331 2 MPLSMNCDDSC  184D ONVOY, LLC - MN 628   2020-11-07   
320-331 3 MPLSMNCDDSC  184D ONVOY, LLC - MN 628   2015-06-18   
320-331 5 MPLSMNCDDSC  184D ONVOY, LLC - MN 628   2021-03-11   
320-331 6 MPLSMNCDDSC  184D ONVOY, LLC - MN 628   2022-10-01   
320-331 7 MPLSMNFD2MD  508J CENTURYLINK COMMUNICATIONS, LLC 628   2014-11-18   
320-331 8 MPLSMNCDDSC  184D ONVOY, LLC - MN 628   2019-02-25   
320-331 9 MPLSMNCDZMD  073H TELNYX LLC 628   2020-07-09   
320-832 A MPLSMNCDXCX  516J TON80 COMMUNICATIONS, LLC 628      
320-832 0 OSSEMNXOMMD  184D ONVOY, LLC - MN 628   2023-09-03   
320-832 1 MPLSMNCD9MD  5256 LEVEL 3 COMMUNICATIONS, LLC - MN 628   2023-02-25   
320-832 4 MPLSMNCDXCX  516J TON80 COMMUNICATIONS, LLC 628   2022-04-21   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.