Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W6USB callsign genealogy
Currently held by Shuken, Robert E
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 W6USB's current licensee, walking backwards.
- Shuken, Robert ECAgranted 2013-11-08cancelled 2013-12-06
Successor callsigns
Callsigns held now by people who previously held W6USB.
No current licensee on record previously held this callsign.