Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K6UOD callsign genealogy
Currently held by Maloney, John F
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 K6UOD's current licensee, walking backwards.
- Maloney, John FCAgranted 2004-02-11cancelled 2004-04-30
Successor callsigns
Callsigns held now by people who previously held K6UOD.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K6UOD, oldest first.
- ALDRICH, HARRY P CA2000-09-22 → cancelled 2003-12-28
- Maloney, John F CA2014-04-08 → cancelled 2026-05-01