Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KF8I callsign genealogy
Currently held by Johnson, Robert N
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 KF8I's current licensee, walking backwards.
- HEFFNER, CLINTON ROHgranted 2021-03-11cancelled 2024-06-15
Successor callsigns
Callsigns held now by people who previously held KF8I.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KF8I, oldest first.
- Johnson, Robert N WV2012-04-25 → cancelled 2024-04-11
- HEFFNER, CLINTON R OH2024-06-15 active