Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WB7TIM callsign genealogy
Currently held by Olson, Timothy J
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 WB7TIM's current licensee, walking backwards.
- Olson, Timothy JWAgranted 2013-12-20cancelled 2015-03-27
Successor callsigns
Callsigns held now by people who previously held WB7TIM.
No current licensee on record previously held this callsign.