Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KF7OK callsign genealogy
Currently held by MC NAUGHTON, DOUGLAS D
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 KF7OK's current licensee, walking backwards.
- WB7PYTno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held KF7OK.
No current licensee on record previously held this callsign.