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

N0DCO callsign genealogy

Currently held by GILLILAND, CLARENCE M

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 N0DCO's current licensee, walking backwards.

  1. KD0DMIcancelled· G
    Newman, Bobby JMOgranted 2008-03-28cancelled 2017-06-06

Successor callsigns

Callsigns held now by people who previously held N0DCO.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign N0DCO, oldest first.

  • GILLILAND, CLARENCE M MN
    1994-10-18 → cancelled 2005-12-15
  • Newman, Bobby J MO
    2017-06-06 active