Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AD4JF callsign genealogy
Currently held by FLOYD, JOSEPH L
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 AD4JF's current licensee, walking backwards.
- FLOYD, JOSEPH LVAgranted 2013-02-11cancelled 2013-05-14
Successor callsigns
Callsigns held now by people who previously held AD4JF.
No current licensee on record previously held this callsign.