Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KF0JW callsign genealogy
Currently held by GIBBS, JAMES E
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 KF0JW's current licensee, walking backwards.
- WALKER, JEFF AMNgranted 2022-02-02cancelled 2023-05-09
- KA0DAZno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held KF0JW.
- GIBBS, JAMES ENEgranted 2017-11-14
All historical holders
Every license row we've seen with the callsign KF0JW, oldest first.
- GIBBS, JAMES E NE2010-02-17 → cancelled 2017-11-14
- WALKER, JEFF A MN2023-05-09 active