Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5WIN callsign genealogy
Currently held by HOFFMANN, BRENDAN T
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 K5WIN's current licensee, walking backwards.
- HOFFMANN, BRENDAN TTXgranted 2024-12-18cancelled 2025-01-22
Successor callsigns
Callsigns held now by people who previously held K5WIN.
- KO5GcancelledLawton Salvation Army GroupOKgranted 2017-04-14cancelled 2020-09-21
All historical holders
Every license row we've seen with the callsign K5WIN, oldest first.
- NIX, RAYMOND M TX1991-12-17 → cancelled 2003-12-18
- Lawton Salvation Army Group OK2012-05-25 → cancelled 2017-04-14
- HOFFMANN, BRENDAN T TX2025-01-22 active