Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W5URT callsign genealogy
Currently held by Linkenheimer, Sean A
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 W5URT's current licensee, walking backwards.
- Linkenheimer, SeanTXgranted 2022-11-24cancelled 2022-12-13
Successor callsigns
Callsigns held now by people who previously held W5URT.
- Linkenheimer, Sean ATXgranted 2023-08-04
All historical holders
Every license row we've seen with the callsign W5URT, oldest first.
- OLMSTEAD, NOEL C TX1988-04-12 → cancelled 2000-04-13
- Linkenheimer, Sean A TX2022-12-13 → cancelled 2023-08-04