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

K0TI callsign genealogy

Currently held by JAWORSKY, JOHN M

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 K0TI's current licensee, walking backwards.

  1. WR0DKcancelled· E
    KARG, DANIEL AMNgranted 1997-10-21cancelled 2007-04-27
  2. WB0GDBcancelled· A
    KARG, DANIEL Acancelled 1997-10-21

Successor callsigns

Callsigns held now by people who previously held K0TI.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign K0TI, oldest first.

  • JAWORSKY, JOHN M KS
    1995-05-03 → cancelled 1999-02-26
  • KARG, DANIEL A MN
    2017-02-28 active