Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KI4DFA callsign genealogy
Currently held by North Port Special Operations Club
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 KI4DFA's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KI4DFA.
- W4NPTactiveNORTH PORT SPECIAL OPERATIONS CLUBFLgranted 2016-10-25