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

KD9HBR callsign genealogy

Currently held by Sadler, Daron S

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 KD9HBR's current licensee, walking backwards.

  1. N0MSZcancelled· T
    Sadler, Daron SINgranted 2018-04-20cancelled 2018-09-28

Successor callsigns

Callsigns held now by people who previously held KD9HBR.

  1. W9SECactive· G
    Sadler, Daron SKYgranted 2021-08-10
  2. N0MSZcancelled· T
    Sadler, Daron SINgranted 2018-04-20cancelled 2018-09-28

All historical holders

Every license row we've seen with the callsign KD9HBR, oldest first.

  • Sadler, Daron S IN
    2016-10-04 → cancelled 2018-04-20
  • Sadler, Daron S IN
    2018-09-28 → cancelled 2021-08-10
← Back to KD9HBR License history →