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

AC4JH callsign genealogy

Currently held by HILL JR, JAMES 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 AC4JH's current licensee, walking backwards.

  1. K4JHHactive· E
    Haskins, JohnTNgranted 2019-10-25
  2. KN4ESVcancelled· E
    Haskins, JohnTNgranted 2017-07-20cancelled 2019-10-25

Successor callsigns

Callsigns held now by people who previously held AC4JH.

  1. AA3RQactive· E
    BARROWS, GEOFFREY LDCgranted 2019-01-31
  2. W4LCPcancelled· E
    HILL JR, JAMES HSCgranted 2007-08-29cancelled 2007-10-10

All historical holders

Every license row we've seen with the callsign AC4JH, oldest first.

  • HILL JR, JAMES H SC
    2006-03-03 → cancelled 2007-08-29
  • —
    — → cancelled 1998-10-05
← Back to AC4JH License history →