Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4OLE callsign genealogy
Currently held by CARLSON, BRUCE A
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 W4OLE's current licensee, walking backwards.
- CARLSON, BRUCE AILgranted 2011-11-22cancelled 2018-10-16
- KB9GRZno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held W4OLE.
No current licensee on record previously held this callsign.