Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N5RTB callsign genealogy
Currently held by Blaydes, Justin S
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 N5RTB's current licensee, walking backwards.
- Blaydes, Justin STXgranted 2024-11-06cancelled 2024-12-03
Successor callsigns
Callsigns held now by people who previously held N5RTB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N5RTB, oldest first.
- BLAYDES, JUSTIN S TX1990-11-27 → cancelled 2002-11-28
- Blaydes, Justin S TX2024-12-03 active