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

AA4TZ callsign genealogy

Currently held by ZACCARO, THOMAS 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 AA4TZ's current licensee, walking backwards.

  1. W8TWZcancelled· E
    ZACCARO, THOMAS WFLgranted 2006-08-04cancelled 2010-11-30
  2. N8CLYcancelled· G
    ZACCARO, THOMAS WFLgranted 1999-04-22cancelled 2006-08-04

Successor callsigns

Callsigns held now by people who previously held AA4TZ.

  1. N4IDLexpired· E
    WHELESS, JACK MSCgranted 1997-05-20cancelled 2009-05-21
← Back to AA4TZ License history →