Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC3TIM callsign genealogy
Currently held by Stumpo, Timothy 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 KC3TIM's current licensee, walking backwards.
- Stumpo Sr, Timothy MPAgranted 2014-01-14cancelled 2015-10-24
Successor callsigns
Callsigns held now by people who previously held KC3TIM.
No current licensee on record previously held this callsign.