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

W1MFS callsign genealogy

Currently held by SANTOS, MICHAEL F

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 W1MFS's current licensee, walking backwards.

  1. AA1SLactive· E
    Lukovenkov, Serhiy SFLgranted 2024-09-13
  2. N1SSLcancelled· E
    Lukovenkov, Serhiy SFLgranted 2024-05-31cancelled 2024-09-13
  3. KQ4NHScancelled· T
    Lukovenkov, Serhiy SFLgranted 2023-12-23cancelled 2024-05-31

Successor callsigns

Callsigns held now by people who previously held W1MFS.

  1. AB1KRcancelled· E
    SANTOS, MICHAEL FRIgranted 2009-05-12cancelled 2009-06-20
← Back to W1MFS License history →