Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KJ4DIS callsign genealogy
Currently held by Woods, Richard W
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 KJ4DIS's current licensee, walking backwards.
- SHWEC, DAVID ISCgranted 2019-07-30cancelled 2022-04-05
Successor callsigns
Callsigns held now by people who previously held KJ4DIS.
- Woods, Richard WFLgranted 2019-04-03
All historical holders
Every license row we've seen with the callsign KJ4DIS, oldest first.
- Woods, Richard W FL2008-04-16 → cancelled 2009-05-19
- SHWEC, DAVID I SC2022-04-05 active