uls-tracker
Sign in
Confidence: Medium · Source: FCC ULS · As of 2026-09-12

WD4ED callsign genealogy

Currently held by CLARK IV, EDWARD S

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 WD4ED's current licensee, walking backwards.

  1. KQ4ZPcancelled· A
    CLARK IV, EDWARD SVAgranted 2013-06-17cancelled 2013-07-16
  2. KD4JOC
    no FCC ULS record on file

Successor callsigns

Callsigns held now by people who previously held WD4ED.

  1. WD8EDactive· A
    CLARK IV, EDWARD SMIgranted 2019-09-04
← Back to WD4ED License history →