Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W7DRS callsign genealogy
Currently held by SHAFFER, DONALD R
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 W7DRS's current licensee, walking backwards.
- Spaulding, Douglas RORgranted 2014-11-06cancelled 2014-12-02
Successor callsigns
Callsigns held now by people who previously held W7DRS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W7DRS, oldest first.
- SHAFFER, DONALD R OR2000-08-04 → cancelled 2012-08-07
- Spaulding, Douglas R OR2024-11-19 active