Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W9OUD callsign genealogy
Currently held by LEFFLER, DOUGLAS L
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 W9OUD's current licensee, walking backwards.
- LEFFLER, DOUGLAS LILgranted 1998-08-18cancelled 2000-01-11
Successor callsigns
Callsigns held now by people who previously held W9OUD.
No current licensee on record previously held this callsign.