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

N9NJ callsign genealogy

Currently held by Salzer, Thomas 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 N9NJ's current licensee, walking backwards.

  1. KC9LBNcancelled· E
    Mayfield, Eugene DINgranted 2007-02-12cancelled 2008-03-04
  2. KC9KUTcancelled· G
    Mayfield, Eugene DINgranted 2007-02-12cancelled 2007-03-15

Successor callsigns

Callsigns held now by people who previously held N9NJ.

  1. W9TASactive· E
    SALZER, THOMAS AWIgranted 2025-12-17

All historical holders

Every license row we've seen with the callsign N9NJ, oldest first.

  • Salzer, Thomas A WI
    2004-06-08 → cancelled 2006-02-04
  • Mayfield, Eugene D IN
    2017-12-28 active
← Back to N9NJ License history →