uls-tracker
Sign in
Confidence: Medium · Source: FCC ULS · As of 2026-09-14

AJ0HH callsign genealogy

Currently held by Hoepfner, Joseph 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 AJ0HH's current licensee, walking backwards.

  1. KE0Jactive· E
    Malec IV, John JCOgranted 2023-08-18
  2. KC0IAFcancelled· E
    Malec IV, John JCOgranted 2010-05-18cancelled 2013-10-17

Successor callsigns

Callsigns held now by people who previously held AJ0HH.

  1. AE5EIactive· E
    Hoepfner, Joseph HIAgranted 2025-10-01
← Back to AJ0HH License history →