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

W4WJK callsign genealogy

Currently held by KANE III, WALTER J

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 W4WJK's current licensee, walking backwards.

  1. KM7DQHcancelled· G
    KANE III, WALTER JNVgranted 2026-01-01cancelled 2026-01-21

Successor callsigns

Callsigns held now by people who previously held W4WJK.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign W4WJK, oldest first.

  • BAUMGARTNER, STEVEN GA
    1995-06-23 → cancelled 2004-03-25
  • KANE III, WALTER J FL
    2008-01-23 → cancelled 2020-01-24
  • KANE III, WALTER J NV
    2026-01-21 active