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

KC5LEO callsign genealogy

Currently held by WROBEL, LEO 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 KC5LEO's current licensee, walking backwards.

  1. KI5BTYcancelled· T
    Seicshnaydre III, Leo VMSgranted 2018-10-09cancelled 2021-04-27

Successor callsigns

Callsigns held now by people who previously held KC5LEO.

  1. KW5Pcancelled· E
    WROBEL, LEO ATXgranted 2017-12-05cancelled 2023-01-18

All historical holders

Every license row we've seen with the callsign KC5LEO, oldest first.

  • STAMM, MICHAEL R TX
    1994-12-09 → cancelled 2006-12-12
  • WROBEL, LEO A TX
    2017-08-22 → cancelled 2017-12-05
  • Seicshnaydre III, Leo V MS
    2021-04-27 active