Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KM6DJU callsign genealogy
Currently held by KEITHLEY, CRAIG J
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 KM6DJU's current licensee, walking backwards.
- KEITHLEY, CRAIG JCAgranted 2016-05-13cancelled 2016-06-11
Successor callsigns
Callsigns held now by people who previously held KM6DJU.
No current licensee on record previously held this callsign.