Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KN9DOX callsign genealogy
Currently held by Osborne, Tracy 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 KN9DOX's current licensee, walking backwards.
- Osborne, Tracy DTNgranted 2016-05-06cancelled 2016-08-23
Successor callsigns
Callsigns held now by people who previously held KN9DOX.
No current licensee on record previously held this callsign.