Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W5JKQ callsign genealogy
Currently held by TREPTOW, MAX 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 W5JKQ's current licensee, walking backwards.
- TREPTOW, MAX FTXgranted 2017-02-11cancelled 2022-01-11
Successor callsigns
Callsigns held now by people who previously held W5JKQ.
No current licensee on record previously held this callsign.