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

W9ODX callsign genealogy

Currently held by Andrus, Michael

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 W9ODX's current licensee, walking backwards.

  1. K9GTRactive· G
    Hockett, William AWIgranted 2023-11-10
  2. K9ARTactive· E
    Denmark, Courtney SMSgranted 2025-12-09
  3. AB5CDcancelled· E
    Denmark, Courtney SMSgranted 2025-06-03cancelled 2025-12-09
  4. AI5WZcancelled· E
    Denmark, Courtney SMSgranted 2024-09-05cancelled 2025-06-03
  5. KG5DWKcancelled· E
    Denmark, Courtney SMSgranted 2024-09-05cancelled 2025-05-13

Successor callsigns

Callsigns held now by people who previously held W9ODX.

  1. KQ9RPcancelled· E
    Andrus, MichaelINgranted 2017-12-02cancelled 2018-10-19

All historical holders

Every license row we've seen with the callsign W9ODX, oldest first.

  • RIPPINGER, JAMES J IL
    1997-03-12 → cancelled 2009-03-13
  • Andrus, Michael IN
    2017-04-04 → cancelled 2017-12-02
← Back to W9ODX License history →