Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9FQ callsign genealogy
Currently held by Freeburg, Thomas 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 K9FQ's current licensee, walking backwards.
- Maskew Jr., MonvelTNgranted 2018-01-29cancelled 2020-10-23
Successor callsigns
Callsigns held now by people who previously held K9FQ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K9FQ, oldest first.
- Freeburg, Thomas A IL2012-04-10 → cancelled 2018-09-17
- Maskew Jr., Monvel TN2020-10-23 active