Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K0ATM callsign genealogy
Currently held by DUNN II, JOEL 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 K0ATM's current licensee, walking backwards.
- DUNN II, JOEL JMOgranted 2016-03-01cancelled 2018-05-15
Successor callsigns
Callsigns held now by people who previously held K0ATM.
- DUNN II, JOEL JMOgranted 2016-03-01cancelled 2018-05-15
All historical holders
Every license row we've seen with the callsign K0ATM, oldest first.
- DUNN II, JOEL J MO2007-10-13 → cancelled 2016-03-01
- DUNN II, JOEL J MO2018-05-15 active