Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AJ6F callsign genealogy
Currently held by Drees, John M
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 AJ6F's current licensee, walking backwards.
- Drees, John MCAgranted 2020-09-21cancelled 2020-12-15
Successor callsigns
Callsigns held now by people who previously held AJ6F.
- POOLE, EUGENE RAZgranted 2018-11-24
All historical holders
Every license row we've seen with the callsign AJ6F, oldest first.
- POOLE, EUGENE R AZ2016-12-05 → cancelled 2018-11-24
- Drees, John M CA2020-12-15 active