Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7OSC callsign genealogy
Currently held by Brucker, Brendan C
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 W7OSC's current licensee, walking backwards.
- Brucker, Brendan CORgranted 2017-12-28cancelled 2018-01-17
Successor callsigns
Callsigns held now by people who previously held W7OSC.
No current licensee on record previously held this callsign.