Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC9KMM callsign genealogy
Currently held by Golliher, Jon D
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 KC9KMM's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KC9KMM.
- Golliher, Jon DINgranted 2016-10-04