Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5DFQ callsign genealogy
Currently held by Gavin, John A
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 K5DFQ's current licensee, walking backwards.
- Gavin, John AARgranted 2021-02-19cancelled 2021-03-12
Successor callsigns
Callsigns held now by people who previously held K5DFQ.
No current licensee on record previously held this callsign.