Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KF3FRK callsign genealogy
Currently held by Kepner, Frederick 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 KF3FRK's current licensee, walking backwards.
- Kepner, Frederick RPAgranted 2010-02-18cancelled 2010-03-09
Successor callsigns
Callsigns held now by people who previously held KF3FRK.
- Kepner, Frederick RALgranted 2020-12-22