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

W4MDL callsign genealogy

Currently held by LeCates, Michael D

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 W4MDL's current licensee, walking backwards.

  1. KN4JYRcancelled· T
    LeCates, Michael DNCgranted 2018-02-22cancelled 2018-03-13

Successor callsigns

Callsigns held now by people who previously held W4MDL.

  1. W0YRcancelled· E
    LONNEKE, MICHAEL DVAgranted 2006-09-23cancelled 2015-09-29
  2. KH6OOcancelled· E
    Lange, Thomas PHIgranted 2003-11-18cancelled 2005-02-18

All historical holders

Every license row we've seen with the callsign W4MDL, oldest first.

  • Lange, Thomas P HI
    2001-06-09 → cancelled 2003-11-18
  • LONNEKE, MICHAEL D VA
    2006-05-13 → cancelled 2006-09-23
  • LeCates, Michael D NC
    2018-03-13 active
← Back to W4MDL License history →