Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KD0USN callsign genealogy
Currently held by Franson Mr., Robert L
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 KD0USN's current licensee, walking backwards.
- Franson, Robert LSDgranted 2012-05-30cancelled 2012-06-26
Successor callsigns
Callsigns held now by people who previously held KD0USN.
No current licensee on record previously held this callsign.