Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5ASU callsign genealogy
Currently held by WAGNER, JEFF
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 K5ASU's current licensee, walking backwards.
- WAGNER, JEFFTXgranted 2020-05-18cancelled 2020-11-03
Successor callsigns
Callsigns held now by people who previously held K5ASU.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K5ASU, oldest first.
- FITCH SR, CLINTON R TX2014-08-05 → cancelled 2017-07-14
- WAGNER, JEFF TX2020-11-03 active