Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA8DMT callsign genealogy
Currently held by Marshall, William 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 WA8DMT's current licensee, walking backwards.
- Marshall, William BAZgranted 2021-12-06cancelled 2021-12-28
Successor callsigns
Callsigns held now by people who previously held WA8DMT.
No current licensee on record previously held this callsign.