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

W9AUX callsign genealogy

Currently held by DuPage County ARES

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 W9AUX's current licensee, walking backwards.

  1. NC9WXcancelled
    Amateur Radio Emergency Service Of DuPage County ILILgranted 2008-03-25cancelled 2014-04-22
  2. KC9MZJcancelled
    Amateur Radio Emergency Service Of DuPage County ILILgranted 2008-02-27cancelled 2008-03-25

Successor callsigns

Callsigns held now by people who previously held W9AUX.

No current licensee on record previously held this callsign.

← Back to W9AUX License history →