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

WN4DX callsign genealogy

Currently held by BERRYHILL, Travis A

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 WN4DX's current licensee, walking backwards.

  1. KO4DCBcancelled· E
    BERRYHILL, Travis ANCgranted 2020-04-20cancelled 2020-06-30

Successor callsigns

Callsigns held now by people who previously held WN4DX.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign WN4DX, oldest first.

  • KOON, LAWRENCE K FL
    2007-11-16 → cancelled 2020-02-07
  • BERRYHILL, Travis A NC
    2020-06-30 active