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Confidence: Medium · Source: FCC ULS · As of 2026-09-12

W9DAR callsign genealogy

Currently held by LANG, CLARENCE O

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 W9DAR's current licensee, walking backwards.

  1. W9NVYactive· E
    Ladwig, JoachimINgranted 2023-09-01
  2. KC9NVYcancelled· E
    Ladwig, JoachimINgranted 2022-08-19cancelled 2023-09-01
  3. KD9VKRcancelled· T
    Ladwig, JoachimINgranted 2022-06-28cancelled 2022-08-19

Successor callsigns

Callsigns held now by people who previously held W9DAR.

  1. W9NVYcancelled· G
    Renaud, David AILgranted 2007-05-01cancelled 2008-08-26

All historical holders

Every license row we've seen with the callsign W9DAR, oldest first.

  • LANG, CLARENCE O FL
    1987-09-29 → cancelled 1999-09-30
  • Renaud, David A IL
    2003-03-04 → cancelled 2007-05-01
  • Renaud, David A TN
    2018-08-04 active
← Back to W9DAR License history →