Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KD3OBX callsign genealogy
Currently held by Kaus, Richard T
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 KD3OBX's current licensee, walking backwards.
- Kaus, Richard TPAgranted 2016-11-16cancelled 2017-01-04
Successor callsigns
Callsigns held now by people who previously held KD3OBX.
No current licensee on record previously held this callsign.