Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4ICE callsign genealogy
Currently held by SORENSON, WILBUR
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 K4ICE's current licensee, walking backwards.
- Martin, Dwight CFLgranted 2006-08-17cancelled 2006-12-01
Successor callsigns
Callsigns held now by people who previously held K4ICE.
- Renta, RonaldFLgranted 2024-06-18
All historical holders
Every license row we've seen with the callsign K4ICE, oldest first.
- SORENSON, WILBUR FL1995-10-31 → cancelled 2003-05-15
- Renta, Ronald FL2003-10-24 → cancelled 2004-02-14
- MARTIN, DWIGHT C TN2016-10-11 active