Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W3RBB callsign genealogy
Currently held by Barnhouse, Robert B
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 W3RBB's current licensee, walking backwards.
- Barnhouse, Robert BMDgranted 2016-10-11cancelled 2016-11-01
Successor callsigns
Callsigns held now by people who previously held W3RBB.
No current licensee on record previously held this callsign.