Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K6FXP callsign genealogy
Currently held by Plenge, Fred
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 K6FXP's current licensee, walking backwards.
- Plenge, FredCAgranted 2012-07-24cancelled 2016-04-29
Successor callsigns
Callsigns held now by people who previously held K6FXP.
No current licensee on record previously held this callsign.