Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KF7FJZ callsign genealogy
Currently held by Sullivan, Joel A
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 KF7FJZ's current licensee, walking backwards.
- Sullivan, Joel AORgranted 2009-08-24cancelled 2009-10-23
Successor callsigns
Callsigns held now by people who previously held KF7FJZ.
- Sullivan, Joel AORgranted 2019-11-30