Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KF0RFZ callsign genealogy
Currently held by Fuller, Ryan 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 KF0RFZ's current licensee, walking backwards.
- Fuller, Ryan RNEgranted 2023-02-18cancelled 2023-04-14
Successor callsigns
Callsigns held now by people who previously held KF0RFZ.
No current licensee on record previously held this callsign.