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

W4DUE callsign genealogy

Currently held by ROSSETER, TED 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 W4DUE's current licensee, walking backwards.

  1. KK4JZ
    no FCC ULS record on file

Successor callsigns

Callsigns held now by people who previously held W4DUE.

No current licensee on record previously held this callsign.

← Back to W4DUE License history →