Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W3WDH callsign genealogy
Currently held by Harrison, William D
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 W3WDH's current licensee, walking backwards.
- Harrison, William DPAgranted 2008-04-23cancelled 2008-05-24
Successor callsigns
Callsigns held now by people who previously held W3WDH.
No current licensee on record previously held this callsign.