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

AA5U callsign genealogy

Currently held by BAKER, LON 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 AA5U's current licensee, walking backwards.

  1. AB5PMactive· E
    Lehmann, Michael RTXgranted 2025-12-20
  2. AI5ZHcancelled· E
    Lehmann, Michael RTXgranted 2025-11-25cancelled 2025-12-20
  3. KJ5NFPcancelled· E
    Lehmann, Michael RTXgranted 2025-11-25cancelled 2025-12-01

Successor callsigns

Callsigns held now by people who previously held AA5U.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign AA5U, oldest first.

  • BAKER, LON H TX
    1998-03-24 → cancelled 2010-03-25
  • BODINE JR, WILLIAM W TX
    2020-03-17 active
← Back to AA5U License history →