Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KD7AIO callsign genealogy
Currently held by FASTENAU JR, CHARLES W
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 KD7AIO's current licensee, walking backwards.
- WB6LVNcancelledcancelled 1998-01-23
Successor callsigns
Callsigns held now by people who previously held KD7AIO.
No current licensee on record previously held this callsign.