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

K3STS callsign genealogy

Currently held by Five Watt Radio Club

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 K3STS's current licensee, walking backwards.

  1. K4UMTcancelled
    Saint Tikhon's Seminary Radio ClubPAgranted 2004-12-11cancelled 2010-09-28
  2. K8MDWactive· G
    DeWitt, Matthew OMIgranted 2019-08-31
  3. KE8MTBcancelled· T
    DeWitt, Matthew OMIgranted 2019-08-12cancelled 2019-08-31

Successor callsigns

Callsigns held now by people who previously held K3STS.

  1. W0YFLactive
    Five Watt Radio ClubIAgranted 2021-11-30
← Back to K3STS License history →