Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5JFD callsign genealogy
Currently held by DINNEEN, 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 K5JFD's current licensee, walking backwards.
- DINNEEN, JOHN FTXgranted 2003-07-08cancelled 2003-07-29
Successor callsigns
Callsigns held now by people who previously held K5JFD.
- DINNEEN, JOHN FTXgranted 2022-09-30