Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K1WU callsign genealogy
Currently held by OSBORN III, DALE P
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 K1WU's current licensee, walking backwards.
- OSBORN III, DALE PMAgranted 1997-03-10cancelled 2001-06-05
Successor callsigns
Callsigns held now by people who previously held K1WU.
No current licensee on record previously held this callsign.