Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W7BIG callsign genealogy
Currently held by Bigelow, Troy L
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 W7BIG's current licensee, walking backwards.
- Bigelow, Troy LamarCAgranted 2012-02-09cancelled 2012-04-17
Successor callsigns
Callsigns held now by people who previously held W7BIG.
- ROBERTS SR, HARLEY LCAgranted 1988-07-26cancelled 2000-07-27
All historical holders
Every license row we've seen with the callsign W7BIG, oldest first.
- Doyle, Richard D WY2000-02-26 → cancelled 2012-02-28
- Bigelow, Troy L WA2022-01-28 active