Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W5OKU callsign genealogy
Currently held by CATES, JASON E
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 W5OKU's current licensee, walking backwards.
- CATES, JASON ETXgranted 2019-07-17cancelled 2019-08-06
Successor callsigns
Callsigns held now by people who previously held W5OKU.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W5OKU, oldest first.
- BAILEY, KENNETH G TX1998-08-07 → cancelled 2010-08-10
- CATES, JASON E TX2019-08-06 active