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

W4EXI callsign genealogy

Currently held by Killingsworth, Stephen L

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 W4EXI's current licensee, walking backwards.

  1. WO6Kactive· E
    Robinson, Scott DCAgranted 2020-01-10
  2. W9SDRactive· G
    KITZMAN, HILARY ANMgranted 2022-02-11
  3. KT5HILcancelled· G
    KITZMAN, HILARY ANMgranted 2019-04-23cancelled 2022-02-11
  4. KF5ATHcancelled· T
    RUSHNELL, HILARY ATXgranted 2009-04-27cancelled 2009-05-23

Successor callsigns

Callsigns held now by people who previously held W4EXI.

  1. N6CZcancelled· E
    Killingsworth, Stephen LFLgranted 2018-05-08cancelled 2018-12-18
← Back to W4EXI License history →