Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W3DMT callsign genealogy
Currently held by TIPTON, 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 W3DMT's current licensee, walking backwards.
- TIPTON, DAVID MPAgranted 1997-05-05cancelled 2003-03-04
Successor callsigns
Callsigns held now by people who previously held W3DMT.
- TIPTON, DAVID MTNgranted 2026-05-12