Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W1DAA callsign genealogy
Currently held by ALDRICH, DOUGLAS A
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 W1DAA's current licensee, walking backwards.
- ALDRICH, DOUGLAS Acancelled 1998-01-08
Successor callsigns
Callsigns held now by people who previously held W1DAA.
No current licensee on record previously held this callsign.