uls-tracker
Sign in
Confidence: Medium · Source: FCC ULS · As of 2026-09-12

AC4RM callsign genealogy

Currently held by MOORE JR, ROBERT 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 AC4RM's current licensee, walking backwards.

  1. AC4BAcancelled· E
    MOORE JR, ROBERT DSCgranted 2001-06-07cancelled 2010-12-07
  2. KN4DSactive· E
    Stewart, David BGAgranted 2017-10-11
  3. KE4UWLcancelled· E
    Stewart, David BGAgranted 2004-12-09cancelled 2008-01-04

Successor callsigns

Callsigns held now by people who previously held AC4RM.

No current licensee on record previously held this callsign.

← Back to AC4RM License history →