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

AB2IU callsign genealogy

Currently held by Macherone, Brian S

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 AB2IU's current licensee, walking backwards.

  1. KC2BBOcancelled· A
    MACHERONE, BRIAN SNYgranted 1998-09-02cancelled 2000-06-03

Successor callsigns

Callsigns held now by people who previously held AB2IU.

No current licensee on record previously held this callsign.