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.

Sedan, MN

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
320-268 A SEDNMNXSRP0  1433 MID STATE TEL. CO. 626      
320-268 0   624H ONVOY SPECTRUM, LLC 626   2025-02-08   
320-268 3   1433 MID STATE TEL. CO. 626      
320-268 4   719F MCC TELEPHONY OF MINNESOTA, LLC - MN 626   2022-05-05   
320-268 5   184D ONVOY, LLC - MN 626   2021-03-11   
320-268 6   184D ONVOY, LLC - MN 626   2020-06-13   
320-268 7   184D ONVOY, LLC - MN 626   2021-04-07   
320-268 8   184D ONVOY, LLC - MN 626   2023-01-05   
320-268 9   184D ONVOY, LLC - MN 626   2021-11-01   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.