Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KK1RFK callsign genealogy
Currently held by KOPPINGER, RICHARD F
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 KK1RFK's current licensee, walking backwards.
- KOPPINGER, RICHARD FSCgranted 2012-06-21cancelled 2012-07-10
Successor callsigns
Callsigns held now by people who previously held KK1RFK.
No current licensee on record previously held this callsign.