Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WB5YUL callsign genealogy
Currently held by Ritzell II, David R
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 WB5YUL's current licensee, walking backwards.
- Ritzell, David RALgranted 2024-02-16cancelled 2024-10-01
Successor callsigns
Callsigns held now by people who previously held WB5YUL.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WB5YUL, oldest first.
- TULLIS, WILLARD P LA2004-11-10 → cancelled 2017-02-03
- Ritzell II, David R LA2024-10-01 active