Confidence: Medium · Source: FCC ULS · As of 2026-09-15
KI4FYK callsign genealogy
Currently held by Daffron IV, Andrew J
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 KI4FYK's current licensee, walking backwards.
- Daffron IV, Andrew JVAgranted 1999-04-13cancelled 2005-08-02
Successor callsigns
Callsigns held now by people who previously held KI4FYK.
No current licensee on record previously held this callsign.