Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W6RK callsign genealogy
Currently held by ROLLING HILLS RADIO CLUB
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 W6RK's current licensee, walking backwards.
- Kotalampi, Risto OCAgranted 2004-02-24cancelled 2004-04-24
Successor callsigns
Callsigns held now by people who previously held W6RK.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W6RK, oldest first.
- ROLLING HILLS RADIO CLUB CA1997-07-17 → cancelled 2002-04-05
- Kotalampi, Risto O CA2024-01-26 active