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

K3GMT callsign genealogy

Currently held by MC DOWELL, DAVID 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 K3GMT's current licensee, walking backwards.

  1. KI7WSYcancelled· T
    MC DOWELL, DAVID MWAgranted 2018-05-01cancelled 2018-05-22

Successor callsigns

Callsigns held now by people who previously held K3GMT.

  1. NB3Ractive· E
    Arwood, David BPAgranted 2021-01-20
  2. WW3WWWcancelled· E
    Ciccolella, John BPAgranted 2013-06-25cancelled 2019-02-20
  3. WS3Scancelled· E
    Ciccolella, John BPAgranted 2006-01-24cancelled 2012-04-28

All historical holders

Every license row we've seen with the callsign K3GMT, oldest first.

  • Ciccolella, John B PA
    2005-04-09 → cancelled 2006-01-24
  • Arwood, David B PA
    2009-02-14 → cancelled 2011-04-19
  • Ciccolella, John B PA
    2012-04-28 → cancelled 2013-06-25
  • MC DOWELL, DAVID M WA
    2018-05-22 active
← Back to K3GMT License history →