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

KC9KD callsign genealogy

Currently held by TRAMMEL, CURTIS 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 KC9KD's current licensee, walking backwards.

  1. KC9CTcancelled· A
    TRAMMEL, CURTIS RILgranted 2018-04-17cancelled 2019-07-16

Successor callsigns

Callsigns held now by people who previously held KC9KD.

  1. KC9CTcancelled· A
    TRAMMEL, CURTIS RILgranted 2018-04-17cancelled 2019-07-16

All historical holders

Every license row we've seen with the callsign KC9KD, oldest first.

  • TRAMMEL, CURTIS R IL
    2016-08-09 → cancelled 2018-04-17
  • TRAMMEL, CURTIS R IL
    2019-07-16 active
← Back to KC9KD License history →