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

KD7IUX callsign genealogy

Currently held by SPAULDING, WAYNE L

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 KD7IUX's current licensee, walking backwards.

  1. KB7JYGcancelled· P
    SPAULDING, WAYNE LAZgranted 1990-05-01cancelled 2000-04-25

Successor callsigns

Callsigns held now by people who previously held KD7IUX.

  1. WS7PHXactive· T
    SPAULDING, WAYNE LAZgranted 2019-05-04