Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W8DTW callsign genealogy
Currently held by Southeast Michigan D Star Radio Club
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 W8DTW's current licensee, walking backwards.
- KD8ZFKcancelledSoutheast Michigan D Star Radio ClubMIgranted 2014-07-30cancelled 2014-09-26
Successor callsigns
Callsigns held now by people who previously held W8DTW.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W8DTW, oldest first.
- Williams, David T OH2010-05-11 → cancelled 2012-09-05
- Southeast Michigan D Star Radio Club MI2026-05-07 active