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

WL7DN callsign genealogy

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 WL7DN's current licensee, walking backwards.

  1. KD7QARcancelled· G
    NOLL, DAVID MAKgranted 2006-04-11cancelled 2006-10-14
  2. KB1BWZcancelled· G
    NOLL, DAVID MWYgranted 1997-06-18cancelled 2002-02-20

Successor callsigns

Callsigns held now by people who previously held WL7DN.

  1. W1NDNexpired· T
    MC CLOUD, DOROTHY MNVgranted 2007-10-24cancelled 2020-01-08

All historical holders

Every license row we've seen with the callsign WL7DN, oldest first.

  • NOLL, DAVID M AK
    2016-09-01 active
  • —
    — → cancelled 1998-01-07
← Back to WL7DN License history →