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

NB9G callsign genealogy

Currently held by FITCH, ROBERT 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 NB9G's current licensee, walking backwards.

  1. KI7VTYcancelled· E
    Amaral, Antonio CAZgranted 2018-03-28cancelled 2019-06-15

Successor callsigns

Callsigns held now by people who previously held NB9G.

  1. W4IVactive· E
    FITCH, ROBERT AALgranted 2017-05-26

All historical holders

Every license row we've seen with the callsign NB9G, oldest first.

  • JOHNSON JR, WILLIAM R WI
    1994-07-01 → cancelled 2006-07-06
  • FITCH, ROBERT A AL
    2011-06-25 → cancelled 2017-05-26
  • Amaral, Antonio C MP
    2019-06-15 active