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

NI4S callsign genealogy

Currently held by HOFFMAN Jr., RICHARD J

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 NI4S's current licensee, walking backwards.

  1. KD8QGcancelled· E
    HOFFMAN Jr., RICHARD JFLgranted 2012-01-31cancelled 2014-11-18
  2. KA8SCC
    no FCC ULS record on file

Successor callsigns

Callsigns held now by people who previously held NI4S.

  1. AA9Pactive· E
    PETERSON, ANDREW BNCgranted 2023-06-28
  2. W4CDCactive· E
    COWART Mr, CHARLES DGAgranted 2016-09-15

All historical holders

Every license row we've seen with the callsign NI4S, oldest first.

  • PETERSON, ANDREW B NC
    2010-05-18 → cancelled 2012-10-30
  • HOFFMAN Jr., RICHARD J FL
    2024-10-17 active
← Back to NI4S License history →