Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KD7SRQ callsign genealogy
Currently held by Kotas, Michael J
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 KD7SRQ's current licensee, walking backwards.
- Kotas, Michael JCOgranted 2018-12-17cancelled 2019-02-20
Successor callsigns
Callsigns held now by people who previously held KD7SRQ.
- BARRIE, JAMES PTXgranted 2012-08-28cancelled 2019-02-20
All historical holders
Every license row we've seen with the callsign KD7SRQ, oldest first.
- BARRIE, JAMES P TX2012-08-28 → cancelled 2012-08-28
- Kotas, Michael J CO2019-02-20 active