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

N4TLD callsign genealogy

Currently held by DUDEK, WALTER J

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 N4TLD's current licensee, walking backwards.

  1. KC4EKX
    no FCC ULS record on file

Successor callsigns

Callsigns held now by people who previously held N4TLD.

No current licensee on record previously held this callsign.

← Back to N4TLD License history →