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

N7BI callsign genealogy

Currently held by KLEIN, THOMAS H

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 N7BI's current licensee, walking backwards.

  1. KD7FKactive· E
    Krug, Frank GIDgranted 2016-12-09
  2. WF6Wactive· E
    Wachi, IsaoORgranted 2019-02-01
  3. AG7RJcancelled· E
    Wachi, IsaoORgranted 2018-12-13cancelled 2019-02-01

Successor callsigns

Callsigns held now by people who previously held N7BI.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign N7BI, oldest first.

  • BEE, GEORGE W ID
    1987-08-11 → cancelled 1999-08-16
  • KLEIN, THOMAS H TX
    2020-07-10 active