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

AE9IV callsign genealogy

Currently held by TRIMBLE IV, MASON 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 AE9IV's current licensee, walking backwards.

  1. K9TIVcancelled· E
    TRIMBLE IV, MASON HILgranted 2016-11-15cancelled 2021-07-09
  2. KD9HFFcancelled· T
    TRIMBLE IV, MASON HILgranted 2016-10-27cancelled 2016-11-15

Successor callsigns

Callsigns held now by people who previously held AE9IV.

No current licensee on record previously held this callsign.

← Back to AE9IV License history →