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Confidence: Medium · Source: FCC ULS · As of 2026-09-14

W0CZT callsign genealogy

Currently held by RUSK, JAMES W

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 W0CZT's current licensee, walking backwards.

  1. W0GFcancelled· E
    RUSK, JAMES WMOgranted 2022-03-12cancelled 2025-03-11
  2. W0SCactive· E
    Ubl, Michael PFLgranted 2024-09-10
  3. KZ4KEcancelled· E
    Ubl, Michael PFLgranted 2024-08-03cancelled 2024-09-10

Successor callsigns

Callsigns held now by people who previously held W0CZT.

  1. W0SCcancelled· E
    RUSK, JAMES WMOgranted 2015-03-31cancelled 2022-03-12

All historical holders

Every license row we've seen with the callsign W0CZT, oldest first.

  • RUSK, JAMES W MO
    2010-07-07 → cancelled 2015-03-31
  • RUSK, JAMES W MO
    2025-03-11 active
← Back to W0CZT License history →