Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KD7FLY callsign genealogy
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 KD7FLY's current licensee, walking backwards.
- Williams, Joshua MPAgranted 2005-09-23cancelled 2006-01-19
Successor callsigns
Callsigns held now by people who previously held KD7FLY.
All historical holders
Every license row we've seen with the callsign KD7FLY, oldest first.
- Williams, J M NC2015-11-17 → cancelled 2022-11-22
- —— → cancelled 1999-06-10