Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KJ1MIB callsign genealogy
Currently held by Ferguson, Mark
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 KJ1MIB's current licensee, walking backwards.
- Ferguson, Mark HAZgranted 2019-02-15cancelled 2026-06-30
Successor callsigns
Callsigns held now by people who previously held KJ1MIB.
No current licensee on record previously held this callsign.