Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W6DRR callsign genealogy
Currently held by GREVILLIUS, ROBERT 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 W6DRR's current licensee, walking backwards.
- Reese, DougCAgranted 2018-06-04cancelled 2018-06-22
Successor callsigns
Callsigns held now by people who previously held W6DRR.
- GREVILLIUS, ROBERT AGAgranted 2003-10-07cancelled 2005-02-05
All historical holders
Every license row we've seen with the callsign W6DRR, oldest first.
- GREVILLIUS, ROBERT A MO1999-12-03 → cancelled 2003-10-07
- Reese, Doug CA2018-06-22 active