Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KC8FGM callsign genealogy
Currently held by Wiersma, Jeff S
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 KC8FGM'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 KC8FGM.
- Wiersma, Jeff SMIgranted 1999-06-07cancelled 2001-04-28