Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W6DUC callsign genealogy
Currently held by Somerville, Shaun M
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 W6DUC's current licensee, walking backwards.
- Somerville, Shaun MCAgranted 2022-01-03cancelled 2025-04-15
Successor callsigns
Callsigns held now by people who previously held W6DUC.
- Somerville, Shaun MCAgranted 2025-07-05