Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KU4YP callsign genealogy
Currently held by Prevatt, Michael 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 KU4YP's current licensee, walking backwards.
- PREVATT, MICHAEL Dcancelled 1999-03-01
Successor callsigns
Callsigns held now by people who previously held KU4YP.
- Prevatt, Michael DFLgranted 2015-07-30cancelled 2018-05-01