Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W8DOT callsign genealogy
Currently held by DAY, DOROTHY E
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 W8DOT's current licensee, walking backwards.
- DAY, DOROTHY EMIgranted 2003-05-09cancelled 2003-08-08
Successor callsigns
Callsigns held now by people who previously held W8DOT.
- FIELDER, MICHAEL DMIgranted 2011-04-30cancelled 2015-12-10
All historical holders
Every license row we've seen with the callsign W8DOT, oldest first.
- FIELDER, MICHAEL D MI1998-03-03 → cancelled 2001-07-20
- DAY, DOROTHY E MI2024-02-09 active