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

KB0K callsign genealogy

Currently held by BROCK, KENNETH D

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 KB0K's current licensee, walking backwards.

  1. KB0KAcancelled· E
    STEYER, BRUCE ONEgranted 2014-06-06cancelled 2019-01-01

Successor callsigns

Callsigns held now by people who previously held KB0K.

  1. NR5Bactive· E
    Oscarson, David JNVgranted 2021-10-12

All historical holders

Every license row we've seen with the callsign KB0K, oldest first.

  • BROCK, KENNETH D TX
    2006-09-08 → cancelled 2018-12-05
  • STEYER, BRUCE O NE
    2019-01-01 active