Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA8DM callsign genealogy
Currently held by Mayfield, Daniel B
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 WA8DM's current licensee, walking backwards.
- Mayfield, Daniel BOHgranted 2018-10-18cancelled 2018-11-24
Successor callsigns
Callsigns held now by people who previously held WA8DM.
- Dault, Michael JMIgranted 2024-04-11
All historical holders
Every license row we've seen with the callsign WA8DM, oldest first.
- MODOCK DX CLUB OH1998-07-22 → cancelled 1999-11-18
- Dault, Michael J MI2014-05-29 → cancelled 2014-06-24
- Mayfield, Daniel B OH2018-11-24 active