Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W9APP callsign genealogy
Currently held by Haga, Ronald 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 W9APP's current licensee, walking backwards.
- Haga, Ronald LILgranted 2005-12-21cancelled 2009-04-21
Successor callsigns
Callsigns held now by people who previously held W9APP.
No current licensee on record previously held this callsign.