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

KE6DK callsign genealogy

Currently held by STEWART, JOHN L

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 KE6DK's current licensee, walking backwards.

  1. AD6DLactive· E
    KOCZWARA, DANIEL JCAgranted 2024-09-07

Successor callsigns

Callsigns held now by people who previously held KE6DK.

  1. AD6DLactive· E
    KOCZWARA, DANIEL JCAgranted 2024-09-07

All historical holders

Every license row we've seen with the callsign KE6DK, oldest first.

  • STEWART, JOHN L CA
    2003-07-30 → cancelled 2006-07-17
  • KOCZWARA, DANIEL J CA
    2014-08-23 → cancelled 2014-12-02