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

KU4U callsign genealogy

Currently held by ADAMS, HENRY 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 KU4U's current licensee, walking backwards.

  1. AG4AVcancelled· E
    Brown, Darrell SNCgranted 1999-03-20cancelled 2000-09-19
  2. KG4BOWcancelled· P
    BROWN, DARRELL SNCgranted 1999-03-20cancelled 2000-07-27

Successor callsigns

Callsigns held now by people who previously held KU4U.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign KU4U, oldest first.

  • ADAMS, HENRY M NC
    1988-08-30 → cancelled 2000-09-01
  • BROWN, DARRELL S SC
    2020-07-08 active
← Back to KU4U License history →