Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4RKT callsign genealogy
Currently held by CUBBEDGE, TIMOTHY 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 K4RKT's current licensee, walking backwards.
- CUBBEDGE, TIMOTHY JFLgranted 2016-03-22cancelled 2016-04-15
Successor callsigns
Callsigns held now by people who previously held K4RKT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4RKT, oldest first.
- BERRIER, EDWIN L FL1994-07-14 → cancelled 2006-07-15
- CUBBEDGE, TIMOTHY J FL2026-01-17 active