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Confidence: Medium · Source: FCC ULS · As of 2026-09-12

KB9UJC callsign genealogy

Currently held by WRATE, CHRISTOPHER A

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 KB9UJC's current licensee, walking backwards.

  1. WR8TEcancelled· E
    WRATE, CHRISTOPHER AILgranted 2019-04-02cancelled 2019-10-08

Successor callsigns

Callsigns held now by people who previously held KB9UJC.

  1. WR8CAcancelled· E
    WRATE, CHRISTOPHER AILgranted 2021-03-13cancelled 2026-06-23
  2. WR8TEcancelled· E
    WRATE, CHRISTOPHER AILgranted 2019-04-02cancelled 2019-10-08

All historical holders

Every license row we've seen with the callsign KB9UJC, oldest first.

  • WRATE, CHRISTOPHER A IL
    2018-12-28 → cancelled 2019-04-02
  • WRATE, CHRISTOPHER A IL
    2019-10-08 → cancelled 2021-03-13