Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7COG callsign genealogy
Currently held by HARALDSON, SAMUEL J
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by K7COG's current licensee, walking backwards.
- HARALDSON, SAMUEL JMTgranted 2022-03-07cancelled 2022-04-08
Successor callsigns
Callsigns held now by people who previously held K7COG.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K7COG, oldest first.
- Hunt, Clifton E AZ2001-01-09 → cancelled 2013-01-10
- HARALDSON, SAMUEL J MT2022-04-08 active