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

K7OG callsign genealogy

Currently held by SMITH, WARREN W

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 K7OG's current licensee, walking backwards.

  1. AC7FAcancelled· E
    Hatlestad, Donnavon KWAgranted 1999-10-21cancelled 2008-12-30
  2. KD7GUNactive· G
    Trusty, Lance SMTgranted 2019-12-24
  3. KD7DDTcancelled· G
    Trusty, Lance SMTgranted 2014-08-12cancelled 2019-12-24
  4. KG7NGRcancelled· T
    Trusty, Lance SMTgranted 2014-07-25cancelled 2014-08-12

Successor callsigns

Callsigns held now by people who previously held K7OG.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign K7OG, oldest first.

  • SMITH, WARREN W CA
    1996-12-11 → cancelled 2008-12-12
  • Hatlestad, Donnavon K WA
    2018-10-04 active
← Back to K7OG License history →