Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WB5DO callsign genealogy
Currently held by OZBIRN, DANNY R
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 WB5DO's current licensee, walking backwards.
- OZBIRN, DANNY RMSgranted 2001-04-05cancelled 2007-12-27
Successor callsigns
Callsigns held now by people who previously held WB5DO.
No current licensee on record previously held this callsign.