Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W8DMM callsign genealogy
Currently held by MATTINGLY, DAVID M
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 W8DMM's current licensee, walking backwards.
- Mattingly, David MOHgranted 2011-09-13cancelled 2011-11-15
Successor callsigns
Callsigns held now by people who previously held W8DMM.
No current licensee on record previously held this callsign.