Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9UD callsign genealogy
Currently held by SMITH, DONALD 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 K9UD's current licensee, walking backwards.
- SMITH, DONALD LILgranted 1997-02-07cancelled 2002-04-16
- N9FJPno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held K9UD.
No current licensee on record previously held this callsign.