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

W4TDM callsign genealogy

Currently held by MC CARTY, ERNEST D

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 W4TDM's current licensee, walking backwards.

  1. KK4PW
    no FCC ULS record on file

Successor callsigns

Callsigns held now by people who previously held W4TDM.

No current licensee on record previously held this callsign.

← Back to W4TDM License history →