Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KD0K callsign genealogy
Currently held by PAYNE, MARK A
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 KD0K's current licensee, walking backwards.
- PAYNE, MARK AIAgranted 2017-09-13cancelled 2025-04-04
Successor callsigns
Callsigns held now by people who previously held KD0K.
- DRAKE, RICK RMOgranted 2023-03-13
All historical holders
Every license row we've seen with the callsign KD0K, oldest first.
- KRUEGER, LOREN M MN2014-11-26 → cancelled 2019-11-21
- DRAKE, RICK R MO2021-12-11 → cancelled 2023-03-13
- PAYNE, MARK A IA2025-04-04 active