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

N4DVR callsign genealogy

Currently held by Hoerburger, Kevin

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 N4DVR's current licensee, walking backwards.

  1. KQ4PBQcancelled· E
    Hoerburger, KevinNCgranted 2024-02-24cancelled 2024-03-19

Successor callsigns

Callsigns held now by people who previously held N4DVR.

  1. AI5SMcancelled· E
    Hoerburger, KevinNCgranted 2024-03-19cancelled 2026-03-20
  2. N4DVactive· E
    Helder, Gerald WFLgranted 2023-07-20
  3. W7KUKexpired· G
    HAYNER, GEORGE EVAgranted 1996-07-18cancelled 2008-07-19

All historical holders

Every license row we've seen with the callsign N4DVR, oldest first.

  • Helder, Gerald W FL
    2010-09-08 → cancelled 2013-07-30
  • Hoerburger, Kevin TX
    2024-03-19 → cancelled 2024-07-31
← Back to N4DVR License history →