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Confidence: Medium · Source: FCC ULS · As of 2026-09-14

KD9OZM callsign genealogy

Currently held by Schliephake, Scott A

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 KD9OZM's current licensee, walking backwards.

  1. WD9SAScancelled· T
    Schliephake, Scott AINgranted 2020-05-02cancelled 2020-10-16

Successor callsigns

Callsigns held now by people who previously held KD9OZM.

  1. WD9SAScancelled· T
    Schliephake, Scott AINgranted 2020-05-02cancelled 2020-10-16

All historical holders

Every license row we've seen with the callsign KD9OZM, oldest first.

  • Schliephake, Scott A IN
    2020-03-02 → cancelled 2020-05-02
  • Schliephake, Scott A IN
    2020-10-16 active
← Back to KD9OZM License history →