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

KW0Z callsign genealogy

Currently held by SMITH, STEPHEN S

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 KW0Z's current licensee, walking backwards.

  1. K9NDNcancelled· E
    SMITH, STEPHEN SKSgranted 2024-12-06cancelled 2025-02-08

Successor callsigns

Callsigns held now by people who previously held KW0Z.

  1. K9NDNcancelled· E
    SMITH, STEPHEN SKSgranted 2024-12-06cancelled 2025-02-08
  2. K9NDNcancelled· E
    SMITH, STEPHEN SKSgranted 2022-08-16cancelled 2022-11-11

All historical holders

Every license row we've seen with the callsign KW0Z, oldest first.

  • CULLI, MELVIN R MO
    2008-06-24 → cancelled 2020-07-10
  • SMITH, STEPHEN S KS
    2020-08-01 → cancelled 2022-08-16
  • SMITH, STEPHEN S KS
    2022-11-11 → cancelled 2024-12-06
  • SMITH, STEPHEN S KS
    2025-02-08 active
← Back to KW0Z License history →