uls-tracker
Sign in
Confidence: Medium · Source: FCC ULS · As of 2026-09-14

N5BX callsign genealogy

Currently held by Williams, Branden R

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 N5BX's current licensee, walking backwards.

  1. NQ5Iactive· E
    Greul, Brian TTXgranted 2018-08-15
  2. KD5FIUcancelled· E
    Greul, Brian TTXgranted 2008-07-30cancelled 2008-08-26

Successor callsigns

Callsigns held now by people who previously held N5BX.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign N5BX, oldest first.

  • GUYTON, ARTHUR C MS
    1997-05-19 → cancelled 2003-04-03
  • Williams, Branden R TX
    2025-02-11 active