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Confidence: Medium · Source: FCC ULS · As of 2026-09-14

N4CAB callsign genealogy

Currently held by Bianchini, Craig 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 N4CAB's current licensee, walking backwards.

  1. KC3KQUcancelled· G
    Bianchini, Craig AFLgranted 2018-01-24cancelled 2018-02-16

Successor callsigns

Callsigns held now by people who previously held N4CAB.

  1. K4OMAactive· A
    BARTUSIAK JR, CZESLAW AVAgranted 2024-07-10
  2. W3AKZexpired· E
    Zacherle, Alan KMDgranted 2013-05-22cancelled 2025-04-30
  3. AG4Jcancelled· E
    Bortz, Christopher AVAgranted 2009-12-11cancelled 2010-02-06

All historical holders

Every license row we've seen with the callsign N4CAB, oldest first.

  • Zacherle, Alan K MD
    1996-02-12 → cancelled 2003-04-29
  • Bortz, Christopher A VA
    2009-09-01 → cancelled 2009-12-11
  • BARTUSIAK JR, CZESLAW A VA
    2012-03-30 → cancelled 2014-09-13
  • Bianchini, Craig A FL
    2018-02-16 active
← Back to N4CAB License history →