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Confidence: Medium · Source: FCC ULS · As of 2026-09-10

AB9DA callsign genealogy

Currently held by Mann, David W

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 AB9DA's current licensee, walking backwards.

  1. KB9YRJcancelled· E
    Mann, David WILgranted 1994-09-09cancelled 2001-08-23
  2. WD9AOUcancelled· G
    Mann, David WILgranted 1994-09-09cancelled 2001-01-22

Successor callsigns

Callsigns held now by people who previously held AB9DA.

No current licensee on record previously held this callsign.

← Back to AB9DA License history →