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

K6CUP callsign genealogy

Currently held by Kim, Minchi

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 K6CUP's current licensee, walking backwards.

  1. KG4UXLcancelled· T
    Kim, MinchiCAgranted 2012-06-26cancelled 2016-04-30

Successor callsigns

Callsigns held now by people who previously held K6CUP.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign K6CUP, oldest first.

  • PAUL, GUST P CA
    1998-10-14 → cancelled 2010-10-15
  • Kim, Minchi CA
    2016-04-30 active