Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC2GTR callsign genealogy
Currently held by Barbeau, Jimmy
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 KC2GTR's current licensee, walking backwards.
- Colon, KarlOHgranted 2020-06-22cancelled 2020-08-08
Successor callsigns
Callsigns held now by people who previously held KC2GTR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KC2GTR, oldest first.
- Barbeau, Jimmy NJ2000-08-04 → cancelled 2012-08-07
- Colon, Karl OH2020-08-08 active