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

W1WNP callsign genealogy

Currently held by WILMERDING, JAMES W 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 W1WNP's current licensee, walking backwards.

  1. W1EMTactive· G
    Tischler, EricOHgranted 2023-07-18
  2. K2XRYcancelled· G
    Tischler, EricOHgranted 2022-06-22cancelled 2023-07-18
  3. KE8VAIcancelled· G
    Tischler, EricOHgranted 2022-06-02cancelled 2022-06-22

Successor callsigns

Callsigns held now by people who previously held W1WNP.

  1. W1EMTcancelled· G
    WILMERDING, JAMES W WMEgranted 2011-09-13cancelled 2020-08-14
← Back to W1WNP License history →