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

K1RCK callsign genealogy

Currently held by BRUCE JR, ROBERT T

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 K1RCK's current licensee, walking backwards.

  1. KC0SYXcancelled· T
    TRAPP, RICKEY RAZgranted 2014-07-01cancelled 2020-03-10

Successor callsigns

Callsigns held now by people who previously held K1RCK.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign K1RCK, oldest first.

  • BRUCE JR, ROBERT T CT
    1993-02-23 → cancelled 2005-02-24
  • TRAPP, RICKEY R MO
    2020-03-10 active