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

WH6DAD callsign genealogy

Currently held by Yee, Richard 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 WH6DAD's current licensee, walking backwards.

  1. NH7TUactive· G
    YEE, RICHARDCAgranted 2024-12-31
  2. KO6HDRcancelled· T
    Yee, RichardCAgranted 2024-12-13cancelled 2024-12-31

Successor callsigns

Callsigns held now by people who previously held WH6DAD.

  1. NH7TUexpired· T
    Yee, Richard SCAgranted 2010-12-24cancelled 2022-12-28