Confidence: Medium · Source: FCC ULS · As of 2026-09-09
W3RJB callsign genealogy
Currently held by Shrader, Kurt
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 W3RJB's current licensee, walking backwards.
- Shrader, KurtFLgranted 2013-07-17cancelled 2013-08-20
Successor callsigns
Callsigns held now by people who previously held W3RJB.
No current licensee on record previously held this callsign.