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

K9ADJ callsign genealogy

Currently held by Salmon, William 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 K9ADJ's current licensee, walking backwards.

  1. W9SWMcancelled· T
    Salmon, William GWIgranted 2018-05-30cancelled 2021-09-11
  2. KD9GILcancelled· T
    Salmon, William GWIgranted 2016-05-23cancelled 2018-05-30

Successor callsigns

Callsigns held now by people who previously held K9ADJ.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign K9ADJ, oldest first.

  • Crump, Chester W IN
    2008-04-01 → cancelled 2020-06-16
  • Salmon, William G WI
    2021-09-11 active
← Back to K9ADJ License history →