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

AA0AH callsign genealogy

Currently held by SMITH, ROGER 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 AA0AH's current licensee, walking backwards.

  1. WX0DXcancelled· E
    SMITH, ROGER DMOgranted 2021-06-04cancelled 2021-12-21
  2. AI0Hactive· E
    Breitbarth, ChristianMNgranted 2023-06-23
  3. KF0FQVcancelled· E
    Breitbarth, ChristianMNgranted 2021-05-14cancelled 2023-06-23

Successor callsigns

Callsigns held now by people who previously held AA0AH.

  1. N0USScancelled· E
    SMITH, ROGER DMOgranted 2017-03-12cancelled 2019-03-05

All historical holders

Every license row we've seen with the callsign AA0AH, oldest first.

  • MATHIASON, KENNETH S SD
    1990-03-27 → cancelled 2002-03-28
  • SMITH, ROGER D MO
    2016-11-15 → cancelled 2017-03-12
← Back to AA0AH License history →