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

AB1AI callsign genealogy

Currently held by Curtiss, Brian J

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 AB1AI's current licensee, walking backwards.

  1. KB1HIcancelled· E
    Curtiss, Brian JCTgranted 1997-06-09cancelled 2002-04-22

Successor callsigns

Callsigns held now by people who previously held AB1AI.

No current licensee on record previously held this callsign.