Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W9UWP callsign genealogy
Currently held by University Of Wisconsin - Platteville ARC
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 W9UWP's current licensee, walking backwards.
- KB9OZKcancelledUniversity Of Wisconsin - Platteville ARCWIgranted 1996-11-27cancelled 2006-02-25
Successor callsigns
Callsigns held now by people who previously held W9UWP.
No current licensee on record previously held this callsign.