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

AI5DO callsign genealogy

Currently held by WALTER JR, ROBERT H

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 AI5DO's current licensee, walking backwards.

  1. K5RHWcancelled· E
    WALTER JR, ROBERT HOKgranted 2021-03-26cancelled 2021-05-07
  2. KI5OJEcancelled· G
    WALTER JR, ROBERT HOKgranted 2021-03-03cancelled 2021-03-26

Successor callsigns

Callsigns held now by people who previously held AI5DO.

  1. WZ5WZactive· E
    WALTER JR, ROBERT HOKgranted 2021-05-29
← Back to AI5DO License history →