Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WB8TOM callsign genealogy
Currently held by DEAN, THOMAS 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 WB8TOM's current licensee, walking backwards.
- Humphreys, Thomas EMIgranted 2020-10-26cancelled 2022-01-21
Successor callsigns
Callsigns held now by people who previously held WB8TOM.
- DEAN, THOMAS BOHgranted 2023-08-15
All historical holders
Every license row we've seen with the callsign WB8TOM, oldest first.
- DEAN, THOMAS B OH2008-02-21 → cancelled 2013-09-27
- Humphreys, Thomas E MI2022-01-21 active