Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N6FFF callsign genealogy
Currently held by RICHARDS, WILLIAM E
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 N6FFF's current licensee, walking backwards.
- KO6JRPcancelledFFF Amateur Radio ClubCAgranted 2025-06-10cancelled 2025-06-28
Successor callsigns
Callsigns held now by people who previously held N6FFF.
All historical holders
Every license row we've seen with the callsign N6FFF, oldest first.
- CADDELL, HAROLD L AZ1996-05-08 → cancelled 2008-05-09
- RICHARDS, WILLIAM E CA2008-12-30 → cancelled 2009-03-07
- CHIONG, ANDREW OH2017-04-11 → cancelled 2019-03-23
- FFF Amateur Radio Club CA2025-06-28 active