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

KA0US callsign genealogy

Currently held by Davis, Zach

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 KA0US's current licensee, walking backwards.

  1. N0KZDcancelled· E
    Davis, ZachKSgranted 2016-07-19cancelled 2018-08-14
  2. KE0JRWcancelled· T
    Davis, Zachariah RKSgranted 2016-06-23cancelled 2016-07-19

Successor callsigns

Callsigns held now by people who previously held KA0US.

  1. AB0Eactive· E
    Davis, ZachKSgranted 2019-11-02

All historical holders

Every license row we've seen with the callsign KA0US, oldest first.

  • ROCKY MOUNTAIN DX ASSOC OH
    1999-04-28 → cancelled 1999-09-02
  • Davis, Zach KS
    2018-08-14 → cancelled 2019-11-02
← Back to KA0US License history →