Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K6KRK callsign genealogy
Currently held by Kosters, Kyle 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 K6KRK's current licensee, walking backwards.
- Kosters, Kyle RCAgranted 2009-08-24cancelled 2009-10-23
Successor callsigns
Callsigns held now by people who previously held K6KRK.
- Kosters, Kyle RCAgranted 2019-02-20