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

N9DRO callsign genealogy

Currently held by Di Giulio, Marco 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 N9DRO's current licensee, walking backwards.

  1. N9THCcancelled· G
    Di Giulio, Marco AILgranted 2023-10-24cancelled 2026-08-11
  2. N3THCcancelled· G
    Di Giulio, MarcoILgranted 2023-01-31cancelled 2023-10-24
  3. KD9VQPcancelled· G
    Di Giulio, MarcoILgranted 2022-08-23cancelled 2023-01-31

Successor callsigns

Callsigns held now by people who previously held N9DRO.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign N9DRO, oldest first.

  • SCHAFFER, JACOB W IN
    1997-07-01 → cancelled 2009-07-02
  • Di Giulio, Marco A IL
    2026-08-11 active
← Back to N9DRO License history →