Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W9WXU callsign genealogy
Currently held by CASPER, DAVID T
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 W9WXU's current licensee, walking backwards.
- CASPER, DAVID TWIgranted 2005-03-26cancelled 2008-05-10
Successor callsigns
Callsigns held now by people who previously held W9WXU.
No current licensee on record previously held this callsign.