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

AA3UD callsign genealogy

Currently held by Coukoumu, Richard Euclid

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 AA3UD's current licensee, walking backwards.

  1. KB3CLDcancelled· E
    DESHMUKH, UDAY UFLgranted 2007-11-27cancelled 2013-11-15
  2. KB3CCZcancelled· T
    DESHMUKH, UDAY Ucancelled 1998-04-15

Successor callsigns

Callsigns held now by people who previously held AA3UD.

  1. N3WQactive· E
    Coukouma, Richard EuclidMDgranted 2020-03-17

All historical holders

Every license row we've seen with the callsign AA3UD, oldest first.

  • Coukoumu, Richard Euclid MD
    1995-11-22 → cancelled 2000-06-13
  • DESHMUKH, UDAY U TX
    2023-10-12 active
← Back to AA3UD License history →