Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5UTZ callsign genealogy
Currently held by Utzinger, Robert T
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 K5UTZ's current licensee, walking backwards.
- Utzinger, Robert TTXgranted 2000-09-01cancelled 2003-12-02
Successor callsigns
Callsigns held now by people who previously held K5UTZ.
No current licensee on record previously held this callsign.