Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W7GDS callsign genealogy
Currently held by SCHENCK, OTTO C
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 W7GDS's current licensee, walking backwards.
- Stiles, Gary DWAgranted 2021-10-29cancelled 2023-12-29
Successor callsigns
Callsigns held now by people who previously held W7GDS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W7GDS, oldest first.
- SCHENCK, OTTO C WA1994-03-01 → cancelled 2006-03-02
- Snair Sr, Gary D UT2008-03-25 → cancelled 2020-03-26
- Stiles, Gary D WA2023-12-29 active