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

K4KR callsign genealogy

Currently held by FREDRIKSEN, DEAN W

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 K4KR's current licensee, walking backwards.

  1. KD4MOTcancelled· T
    SIKORA, Jeff AVAgranted 2021-09-21cancelled 2025-03-11
  2. KB2ZTXcancelled· T
    Sikora, Jeff AVAgranted 2016-11-03cancelled 2021-09-21

Successor callsigns

Callsigns held now by people who previously held K4KR.

  1. W8ZFactive· E
    FREDRIKSEN, DEAN WGAgranted 2018-10-26

All historical holders

Every license row we've seen with the callsign K4KR, oldest first.

  • Comer, Anthony D AL
    2000-12-08 → cancelled 2004-09-09
  • Rogers Jr, Kenneth E GA
    2016-11-22 active
  • FREDRIKSEN, DEAN W
    — → cancelled 1998-11-18
← Back to K4KR License history →