Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N5OOO callsign genealogy
Currently held by GARNER, JAMES W
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 N5OOO's current licensee, walking backwards.
- Uhlir, Shannon KTXgranted 2017-08-08cancelled 2023-09-29
Successor callsigns
Callsigns held now by people who previously held N5OOO.
- Garner, JamesTXgranted 2019-08-24
All historical holders
Every license row we've seen with the callsign N5OOO, oldest first.
- KLYMUS, BILLY J TX1990-04-03 → cancelled 2002-04-04
- GARNER, JAMES W TX2015-03-03 → cancelled 2019-08-24
- Uhlir, Shannon K TX2023-09-29 active