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

W9ILF callsign genealogy

Currently held by WILLETT, ROBERT H

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 W9ILF's current licensee, walking backwards.

  1. N9IVIactive· E
    Flint, Ivin LINgranted 2021-01-22

Successor callsigns

Callsigns held now by people who previously held W9ILF.

  1. N9IVIactive· E
    Flint, Ivin LINgranted 2021-01-22
  2. N9IVIcancelled· E
    Flint, Ivin LINgranted 2018-01-20cancelled 2018-03-02

All historical holders

Every license row we've seen with the callsign W9ILF, oldest first.

  • WILLETT, ROBERT H WI
    1988-08-09 → cancelled 2000-08-10
  • Flint, Ivin L IN
    2015-08-01 → cancelled 2018-01-20
  • Flint, Ivin L IN
    2018-03-02 → cancelled 2021-01-22
← Back to W9ILF License history →