Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KF5O callsign genealogy
Currently held by MELVIN, A DAVID
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 KF5O's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held KF5O.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KF5O, oldest first.
- MELVIN, A DAVID AZ2002-01-30 → cancelled 2014-01-31
- DEEN, MARK M AR2014-02-19 → cancelled 2026-03-07
- GARCIA, MIKE TX2026-04-28 active