Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KK0V callsign genealogy
Currently held by Jensen, Mark O
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 KK0V's current licensee, walking backwards.
- Jensen, Mark ONDgranted 2007-11-14cancelled 2013-01-15
Successor callsigns
Callsigns held now by people who previously held KK0V.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KK0V, oldest first.
- COWDEN, RONALD D MO2000-10-04 → cancelled 2012-12-27
- Jensen, Mark O ND2022-11-08 active