Confidence: Medium · Source: FCC ULS · As of 2026-09-15
W7GWJ callsign genealogy
Currently held by Siemssen Sr, John W
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 W7GWJ's current licensee, walking backwards.
- Siemssen Sr, John WWAgranted 2021-01-19cancelled 2021-03-12
Successor callsigns
Callsigns held now by people who previously held W7GWJ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W7GWJ, oldest first.
- HANSON I, RAYMOND E AZ2007-05-30 → cancelled 2019-08-28
- Siemssen Sr, John W WA2021-03-12 active