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

N9IX callsign genealogy

Currently held by LINEEN, PAUL T

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 N9IX's current licensee, walking backwards.

  1. KC8OKOcancelled· E
    Lineen, Paul TILgranted 2000-04-29cancelled 2006-03-11

Successor callsigns

Callsigns held now by people who previously held N9IX.

  1. NI7Vcancelled· E
    EIFERT, THOMAS AWIgranted 2003-10-15cancelled 2013-07-20
  2. NI7Vcancelled· E
    EIFERT, THOMAS AWIgranted 2000-10-31cancelled 2002-03-20

All historical holders

Every license row we've seen with the callsign N9IX, oldest first.

  • EIFERT, THOMAS A WI
    1999-01-28 → cancelled 2000-10-31
  • EIFERT, THOMAS A WI
    2002-03-20 → cancelled 2003-10-15
  • LINEEN, PAUL T TX
    2015-12-14 active
← Back to N9IX License history →