Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K0KRS callsign genealogy
Currently held by SULLIVAN, KATHLEEN R
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 K0KRS's current licensee, walking backwards.
- SULLIVAN, KATHLEEN RCOgranted 2013-08-21cancelled 2013-09-10
Successor callsigns
Callsigns held now by people who previously held K0KRS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K0KRS, oldest first.
- DYNES, LEO J MN1987-12-22 → cancelled 1999-12-23
- SALMINEN, CHARLES H MN2001-03-23 → cancelled 2013-03-26
- SULLIVAN, KATHLEEN R CO2023-09-07 active