Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N5BRT callsign genealogy
Currently held by Mauk, Bryant D
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 N5BRT's current licensee, walking backwards.
- Sloan, Bert GTXgranted 2021-07-12cancelled 2021-07-30
Successor callsigns
Callsigns held now by people who previously held N5BRT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N5BRT, oldest first.
- Mauk, Bryant D TX2004-04-19 → cancelled 2016-07-16
- SLOAN, BERT G TX2021-07-30 active