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Confidence: Medium · Source: FCC ULS · As of 2026-09-14

W0IZL callsign genealogy

Currently held by JEANROY, CALVIN A

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 W0IZL's current licensee, walking backwards.

  1. W7IZLcancelled· G
    JEANROY, CALVIN ANEgranted 2004-04-06cancelled 2009-12-12
  2. WA2IZLcancelled· G
    JEANROY, CALVIN AWYgranted 1998-07-30cancelled 2004-04-06

Successor callsigns

Callsigns held now by people who previously held W0IZL.

  1. W1IZLactive· E
    JEANROY, CALVIN AMEgranted 2022-09-27
← Back to W0IZL License history →