uls-tracker
Sign in
Confidence: Medium · Source: FCC ULS · As of 2026-09-12

K7UAX callsign genealogy

Currently held by DE PUYDT, STEVEN 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 K7UAX's current licensee, walking backwards.

  1. KD7FVUcancelled· G
    DE PUYDT, STEVEN RWAgranted 2009-07-07cancelled 2010-02-02

Successor callsigns

Callsigns held now by people who previously held K7UAX.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign K7UAX, oldest first.

  • DE PUYDT, LOUIS D MT
    2008-01-11 → cancelled 2008-02-24
  • DE PUYDT, STEVEN R WA
    2020-04-23 active