Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4KFT callsign genealogy
Currently held by FISH, 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 K4KFT's current licensee, walking backwards.
- Spainhour, Stephen EVAgranted 2020-10-20cancelled 2024-02-13
Successor callsigns
Callsigns held now by people who previously held K4KFT.
All historical holders
Every license row we've seen with the callsign K4KFT, oldest first.
- Spainhour, Stephen E VA2017-12-22 → cancelled 2020-10-20
- FISH, JAMES L— → cancelled 1998-12-09