Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W9KFO callsign genealogy
Currently held by JOHNSON, KENNETH 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 W9KFO's current licensee, walking backwards.
- HIBPSHMAN, KAREN EWAgranted 2009-01-29cancelled 2009-04-04
Successor callsigns
Callsigns held now by people who previously held W9KFO.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W9KFO, oldest first.
- JOHNSON, KENNETH E IN1988-06-21 → cancelled 2000-06-22
- Hibpshman, Karen E WA2019-02-05 active