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

K0YAT callsign genealogy

Currently held by Alme, John N

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 K0YAT's current licensee, walking backwards.

  1. W0PDIcancelled· A
    INDERGAARD, PAUL DMNgranted 2017-02-22cancelled 2017-03-17
  2. WB0JMKcancelled· A
    INDERGAARD, PAUL DMNgranted 1996-11-08cancelled 2006-08-05

Successor callsigns

Callsigns held now by people who previously held K0YAT.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign K0YAT, oldest first.

  • Alme, John N CA
    2004-03-29 → cancelled 2016-04-06
  • INDERGAARD, PAUL D MN
    2017-03-17 active
← Back to K0YAT License history →