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

N3XYZ callsign genealogy

Currently held by Witt, Casey J

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 N3XYZ's current licensee, walking backwards.

  1. W0URCcancelled· T
    Witt, Casey JCOgranted 2025-09-20cancelled 2025-12-09
  2. K8CJWcancelled· T
    Witt, Casey JSDgranted 2025-05-31cancelled 2025-09-20
  3. W8ITTcancelled· T
    Witt, Casey JNEgranted 2024-07-09cancelled 2025-05-31
  4. K0PTAcancelled· T
    Witt, Casey JCOgranted 2023-12-02cancelled 2024-07-09
  5. KF0NNLcancelled· T
    Coomes, Casey LCOgranted 2023-02-17cancelled 2023-12-02
  6. N8CLCcancelled· T
    Coomes, Casey LCOgranted 2023-02-17cancelled 2023-08-22
  7. KE0WIBcancelled· T
    Coomes, Casey LCOgranted 2022-03-08cancelled 2023-02-17
  8. KO0MEScancelled· T
    Coomes, Casey LCOgranted 2022-01-28cancelled 2022-03-08

Successor callsigns

Callsigns held now by people who previously held N3XYZ.

  1. K0BUMcancelled· T
    Witt, Casey JCOgranted 2026-05-27cancelled 2026-06-16
  2. K6KAAactive· T
    Sowders, Timothy RKYgranted 2023-07-11

All historical holders

Every license row we've seen with the callsign N3XYZ, oldest first.

  • SERNIK, MARY J PA
    2006-06-16 → cancelled 2018-08-22
  • Sowders, Timothy R KY
    2020-04-10 → cancelled 2023-07-11
  • Witt, Casey J CO
    2025-12-09 → cancelled 2026-05-27
← Back to N3XYZ License history →