Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N9UHF callsign genealogy
Currently held by MC GANN, JOHN E
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 N9UHF's current licensee, walking backwards.
- KC9JMMcancelledStoned Monkey VHF ARCILgranted 2006-05-15cancelled 2006-06-23
Successor callsigns
Callsigns held now by people who previously held N9UHF.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N9UHF, oldest first.
- MC GANN, JOHN E IL1993-07-06 → cancelled 2005-07-07
- STONED MONKEY VHF ARC IL2026-04-09 active