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

NC4WN callsign genealogy

Currently held by NASUTI, WILLIAM 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 NC4WN's current licensee, walking backwards.

  1. WU9Yactive· E
    Seiver, JamesINgranted 2020-01-14
  2. KC9JLScancelled· E
    Seiver, JamesINgranted 2019-09-13cancelled 2020-01-14
  3. KD9NNLcancelled· G
    Seiver, JamesINgranted 2019-07-22cancelled 2019-09-13

Successor callsigns

Callsigns held now by people who previously held NC4WN.

  1. K4WJNactive· E
    NASUTI, WILLIAM JVAgranted 2019-09-10
  2. WU9Ycancelled· E
    NASUTI, WILLIAM JNCgranted 2014-01-22cancelled 2017-12-22

All historical holders

Every license row we've seen with the callsign NC4WN, oldest first.

  • NASUTI, WILLIAM J NC
    2012-02-28 → cancelled 2014-01-22
  • NASUTI, WILLIAM J NC
    2017-12-22 → cancelled 2019-09-10
← Back to NC4WN License history →