Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K7FJU callsign genealogy
Currently held by STELZIG, CLARK F
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 K7FJU's current licensee, walking backwards.
- STELZIG, CLARK FWAgranted 1999-05-07cancelled 2006-05-05
Successor callsigns
Callsigns held now by people who previously held K7FJU.
No current licensee on record previously held this callsign.