Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WU0O callsign genealogy
Currently held by Westermeyer, Andrew C
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 WU0O's current licensee, walking backwards.
- Westermeyer, Andrew CMOgranted 2020-08-10cancelled 2021-03-09
Successor callsigns
Callsigns held now by people who previously held WU0O.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WU0O, oldest first.
- THOMAS, DARLENE B CO2008-11-18 → cancelled 2021-02-17
- Westermeyer, Andrew C MO2021-03-09 active