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Confidence: Medium · Source: FCC ULS · As of 2026-09-14

AI9NL callsign genealogy

Currently held by Nelson, Harvey A

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 AI9NL's current licensee, walking backwards.

  1. N9AIactive· E
    BALDRIDGE, DAVE JWIgranted 2019-07-02
  2. N9BMScancelled· E
    BALDRIDGE, DAVE JWIgranted 2002-02-20cancelled 2009-09-26

Successor callsigns

Callsigns held now by people who previously held AI9NL.

  1. K9NXIcancelled· E
    Nelson, Harvey AWIgranted 2009-08-04cancelled 2015-09-15
  2. N9AIcancelled· E
    Nelson, Harvey AWIgranted 2006-01-10cancelled 2007-09-05

All historical holders

Every license row we've seen with the callsign AI9NL, oldest first.

  • Nelson, Harvey A WI
    2003-04-18 → cancelled 2006-01-10
  • Nelson, Harvey A WI
    2007-09-05 → cancelled 2009-08-04
← Back to AI9NL License history →