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

KF6RJS callsign genealogy

Currently held by LEE, STEVEN E

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 KF6RJS's current licensee, walking backwards.

  1. KG6KPQcancelled· T
    Spindler, Randy JCAgranted 2012-02-27cancelled 2015-11-10

Successor callsigns

Callsigns held now by people who previously held KF6RJS.

  1. K4BOTactive· G
    LEE, STEVEN EGAgranted 2025-11-25

All historical holders

Every license row we've seen with the callsign KF6RJS, oldest first.

  • LEE, STEVEN E FL
    1998-06-09 → cancelled 2006-01-10
  • SPINDLER, RANDY J CA
    2025-11-25 active