Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WD9DAM callsign genealogy
Currently held by STONE, MICHAEL L
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 WD9DAM's current licensee, walking backwards.
- STONE, MICHAEL LILgranted 2010-05-04cancelled 2011-07-06
Successor callsigns
Callsigns held now by people who previously held WD9DAM.
No current licensee on record previously held this callsign.