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

N9ALD callsign genealogy

Currently held by SHORE, BRIAN S

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 N9ALD's current licensee, walking backwards.

  1. KB9DWUcancelled· G
    DONALDSON, AARON LINgranted 2000-01-20cancelled 2003-06-28

Successor callsigns

Callsigns held now by people who previously held N9ALD.

  1. KV4EXactive· E
    Shore, Brian SWIgranted 2017-03-01

All historical holders

Every license row we've seen with the callsign N9ALD, oldest first.

  • SHORE, BRIAN S WI
    1997-05-23 → cancelled 2000-04-12
  • DONALDSON, AARON L IN
    2023-04-22 active