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

NB4RT callsign genealogy

Currently held by Hamilton, Bart W

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 NB4RT's current licensee, walking backwards.

  1. AE7MFcancelled· E
    Hamilton, Bart WORgranted 2013-01-23cancelled 2016-02-06
  2. KD7VLCcancelled· E
    Hamilton, Bart WIDgranted 2003-04-15cancelled 2011-04-05

Successor callsigns

Callsigns held now by people who previously held NB4RT.

No current licensee on record previously held this callsign.

← Back to NB4RT License history →