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

KO4DO callsign genealogy

Currently held by KORB, WAYNE

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 KO4DO's current licensee, walking backwards.

  1. KO4DONcancelled· E
    OHANESON, DONALD EVAgranted 2019-03-09cancelled 2021-01-05
  2. KN4SFRcancelled· T
    OHANESON, DONALD EVAgranted 2019-02-11cancelled 2019-03-09

Successor callsigns

Callsigns held now by people who previously held KO4DO.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign KO4DO, oldest first.

  • KORB, WAYNE TN
    1993-04-06 → cancelled 2005-04-07
  • OHANESON, DONALD E VA
    2021-01-05 active
← Back to KO4DO License history →