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

N4TT callsign genealogy

Currently held by SCHMIDT, FREDERICK G

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 N4TT's current licensee, walking backwards.

  1. K4VDactive· E
    Kelly, Kenneth KSCgranted 2024-04-26
  2. W7KKKcancelled· E
    Kelly, Kenneth KSCgranted 2023-09-08cancelled 2024-04-26
  3. W7WVactive
    Willamette View Amateur Radio ClubORgranted 2024-12-06
  4. KG7NMAcancelled
    Willamette View Amateur Radio ClubORgranted 2014-08-08cancelled 2015-01-03

Successor callsigns

Callsigns held now by people who previously held N4TT.

  1. AA9DXcancelled· E
    WILLIAMSON JR, O GORDONFLgranted 2017-03-25cancelled 2017-04-21
  2. K4FLcancelled· E
    WILLIAMSON JR, O GORDONFLgranted 2016-06-14cancelled 2017-01-27
  3. K4ICcancelled· E
    WILLIAMSON JR, O GORDONFLgranted 2012-08-17cancelled 2013-12-28
  4. K4ICcancelled· E
    WILLIAMSON JR, O GORDONFLgranted 2009-12-18cancelled 2010-07-30

All historical holders

Every license row we've seen with the callsign N4TT, oldest first.

  • SCHMIDT, FREDERICK G FL
    2006-06-14 → cancelled 2006-08-29
  • WILLIAMSON JR, O GORDON FL
    2008-09-20 → cancelled 2009-12-18
  • WILLIAMSON JR, O GORDON FL
    2012-01-04 → cancelled 2012-08-17
  • WILLIAMSON JR, O GORDON FL
    2014-07-18 → cancelled 2016-06-14
  • WILLIAMSON JR, O GORDON FL
    2017-01-27 → cancelled 2017-03-25
  • der Kinderen, Kevin VA
    2019-04-13 active
← Back to N4TT License history →