Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7UTZ callsign genealogy
Currently held by Schaffer, Kenneth B
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 K7UTZ's current licensee, walking backwards.
- Schaffer, Kenneth BORgranted 2022-09-27cancelled 2022-11-05
Successor callsigns
Callsigns held now by people who previously held K7UTZ.
No current licensee on record previously held this callsign.