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

W7OT callsign genealogy

Currently held by BOGNER, CLETUS 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 W7OT's current licensee, walking backwards.

  1. K5BVLcancelled· E
    Shannon, Tom MTXgranted 2019-03-01cancelled 2021-05-21
  2. KI5CTTcancelled· G
    Shannon, Tom MTXgranted 2019-01-02cancelled 2019-03-01

Successor callsigns

Callsigns held now by people who previously held W7OT.

  1. W1YMactive· E
    ZEUG, MICHAEL RNCgranted 2017-01-14

All historical holders

Every license row we've seen with the callsign W7OT, oldest first.

  • BOGNER, CLETUS A AZ
    1987-09-29 → cancelled 1999-09-30
  • ZEUG, MICHAEL R MA
    1999-11-23 → cancelled 2007-04-10
  • Kurtz, Maurice WA
    2009-05-01 → cancelled 2021-05-04
  • Shannon, Tom M UT
    2021-05-21 active
← Back to W7OT License history →