Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W6SRX callsign genealogy
Currently held by DONOVAN, DOROTHY Q
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 W6SRX's current licensee, walking backwards.
- Shaffer, William ICAgranted 2018-05-04cancelled 2020-09-26
Successor callsigns
Callsigns held now by people who previously held W6SRX.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W6SRX, oldest first.
- DONOVAN, DOROTHY Q MA1994-07-22 → cancelled 2006-07-25
- Shaffer, William I CA2020-09-26 active