Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KC0JTR callsign genealogy
Currently held by Gallagher, Robert T
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 KC0JTR's current licensee, walking backwards.
- REDMANN, JOEL TMNgranted 2024-01-09cancelled 2024-02-03
Successor callsigns
Callsigns held now by people who previously held KC0JTR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KC0JTR, oldest first.
- Gallagher, Robert T CO2001-02-20 → cancelled 2013-02-21
- REDMANN, JOEL T MN2024-02-03 active