Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WG3U callsign genealogy
Currently held by ADDIS JR, RICHARD A
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 WG3U's current licensee, walking backwards.
- ADDIS JR, RICHARD AMDgranted 2012-01-19cancelled 2018-03-13
Successor callsigns
Callsigns held now by people who previously held WG3U.
- Griener 477, John LMAgranted 2025-12-09
All historical holders
Every license row we've seen with the callsign WG3U, oldest first.
- GRIENER, JOHN L MA2010-09-14 → cancelled 2016-01-26
- ADDIS JR, RICHARD A MD2018-03-13 active