Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KD5JIM callsign genealogy
Currently held by WELCH, JAMES L
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 KD5JIM's current licensee, walking backwards.
- Zawistowski, James LLAgranted 2021-11-15cancelled 2022-05-17
Successor callsigns
Callsigns held now by people who previously held KD5JIM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KD5JIM, oldest first.
- WELCH, JAMES L OK2009-03-24 → cancelled 2021-05-13
- Zawistowski, James L LA2022-05-17 active