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

KY4HOO callsign genealogy

Currently held by Yahoo Employee Amateur Radio Club

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 KY4HOO's current licensee, walking backwards.

  1. W5VRCcancelled
    Yahoo Employee Amateur Radio ClubVAgranted 2019-07-27cancelled 2021-10-15
  2. W0ATHcancelled
    Oath Amateur Radio ClubVAgranted 2018-08-14cancelled 2019-07-27
  3. W4AOLactive· G
    Lyon, Robert TSCgranted 2022-02-25
  4. KO4NWKcancelled· G
    Lyon, Robert TSCgranted 2021-03-10cancelled 2022-02-25

Successor callsigns

Callsigns held now by people who previously held KY4HOO.

No current licensee on record previously held this callsign.

← Back to KY4HOO License history →