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

K2KSB callsign genealogy

Currently held by KLIMCHENKO, SERGEY B

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 K2KSB's current licensee, walking backwards.

  1. AB3GMcancelled· E
    KLIMCHENKO, SERGEY BMDgranted 2007-10-19cancelled 2007-12-04
  2. KB3PXGcancelled· E
    KLIMCHENKO, SERGEY BMDgranted 2007-10-19cancelled 2007-11-13

Successor callsigns

Callsigns held now by people who previously held K2KSB.

No current licensee on record previously held this callsign.

← Back to K2KSB License history →