Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WA9DH callsign genealogy
Currently held by Hoffman, David C
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 WA9DH's current licensee, walking backwards.
- Hoffman, David CILgranted 1994-03-22cancelled 2001-07-06
Successor callsigns
Callsigns held now by people who previously held WA9DH.
- Hoffman, David CILgranted 2025-01-16