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

WX5OSU callsign genealogy

Currently held by CUNNINGHAM, AARON 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 WX5OSU's current licensee, walking backwards.

  1. KD5YOIcancelled· T
    CUNNINGHAM, AARON DOKgranted 2003-07-09cancelled 2006-09-26

Successor callsigns

Callsigns held now by people who previously held WX5OSU.

No current licensee on record previously held this callsign.