Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KM5KU callsign genealogy
Currently held by GREGG, JAMES K
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 KM5KU's current licensee, walking backwards.
- KB6NGOno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held KM5KU.
- GREGG, JAMES KTXgranted 2020-07-10