Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WO0OLF callsign genealogy
Currently held by Tsui, Albert Y
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 WO0OLF's current licensee, walking backwards.
- Tsui, Albert YCAgranted 2022-10-26cancelled 2022-11-19
Successor callsigns
Callsigns held now by people who previously held WO0OLF.
No current licensee on record previously held this callsign.