Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7MKK callsign genealogy
Currently held by Fleming, John
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 K7MKK's current licensee, walking backwards.
- Fleming, JohnWAgranted 2026-02-25cancelled 2026-04-03
Successor callsigns
Callsigns held now by people who previously held K7MKK.
No current licensee on record previously held this callsign.