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

KG4USB callsign genealogy

Currently held by Jarrett, Erik 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 KG4USB's current licensee, walking backwards.

  1. K4ERIactive· T
    BENJAMIN, ERIC ESCgranted 2025-03-04
  2. K2ERIcancelled· T
    BENJAMIN, ERIC ESCgranted 2023-02-28cancelled 2025-03-04
  3. KD4EEBcancelled· T
    BENJAMIN, ERIC ENYgranted 2018-07-03cancelled 2023-02-28
  4. KD2PCJcancelled· T
    BENJAMIN, ERIC ESCgranted 2018-02-09cancelled 2018-07-03

Successor callsigns

Callsigns held now by people who previously held KG4USB.

  1. K4ERIcancelled· T
    Jarrett, Erik GGAgranted 2012-06-08cancelled 2022-06-07

All historical holders

Every license row we've seen with the callsign KG4USB, oldest first.

  • Jarrett, Erik G GA
    2002-08-14 → cancelled 2012-06-08
  • Jarrett, Erik G GA
    2022-06-07 active
← Back to KG4USB License history →