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

W7SGW callsign genealogy

Currently held by Waterfall, Seth G

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 W7SGW's current licensee, walking backwards.

  1. KJ7MBCcancelled· T
    Waterfall, Seth GWAgranted 2020-02-03cancelled 2020-04-10

Successor callsigns

Callsigns held now by people who previously held W7SGW.

  1. K7STEactive· T
    WOLFLEY, STEVEN GUTgranted 2018-04-24

All historical holders

Every license row we've seen with the callsign W7SGW, oldest first.

  • WOLFLEY, STEVE G UT
    2008-04-29 → cancelled 2008-05-31
  • Waterfall, Seth G WA
    2020-04-10 active
← Back to W7SGW License history →