Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KK4CFO callsign genealogy
Currently held by STEELEY SR, GARY P
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 KK4CFO'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 KK4CFO.
- STEELEY SR, GARY PNCgranted 2024-12-07