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

AJ3H callsign genealogy

Currently held by Moore, Roger G

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 AJ3H's current licensee, walking backwards.

  1. KM6ZSJcancelled· E
    Nelson, Oscar DCAgranted 2019-02-14cancelled 2019-06-15

Successor callsigns

Callsigns held now by people who previously held AJ3H.

  1. W3SBactive· E
    BENSON, MONTFORD SPAgranted 2026-09-02
  2. KG5Yactive· E
    Moore, Roger GTXgranted 2017-05-16

All historical holders

Every license row we've seen with the callsign AJ3H, oldest first.

  • OGAWA, HITOYOSHI WA
    2000-08-08 → cancelled 2012-08-09
  • Moore, Roger G TX
    2012-12-28 → cancelled 2017-05-16
  • Nelson PhD, Oscar D CA
    2019-06-15 active
← Back to AJ3H License history →