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

W0KW callsign genealogy

Currently held by ROPER, 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 W0KW's current licensee, walking backwards.

  1. W0SXactive· E
    Groom, Lawrence WUTgranted 2018-03-29
  2. W0IKactive· E
    EYESTONE, LAWRENCE ECOgranted 2020-05-07
  3. N0GWHcancelled· E
    EYESTONE, LAWRENCE ECOgranted 2006-03-03cancelled 2010-07-16

Successor callsigns

Callsigns held now by people who previously held W0KW.

  1. W5WRexpired· E
    ROPER, WILLIAM JTXgranted 2014-04-15cancelled 2026-05-15
  2. W5WRcancelled· E
    ROPER, WILLIAM JTXgranted 2002-04-04cancelled 2004-03-26

All historical holders

Every license row we've seen with the callsign W0KW, oldest first.

  • WHITTLE, ORVILLE W MO
    1988-07-12 → cancelled 1991-05-31
  • ROPER, WILLIAM J TX
    2000-07-24 → cancelled 2002-04-04
  • ROPER, WILLIAM J TX
    2004-03-26 → cancelled 2004-05-14
  • WESSELS, KENNETH J MT
    2026-06-02 active
← Back to W0KW License history →