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

AB4ZW callsign genealogy

Currently held by BURRUS III, ROY G

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 AB4ZW's current licensee, walking backwards.

  1. N4NYJactive· E
    BURRUS III, ROY GNCgranted 2022-08-16

Successor callsigns

Callsigns held now by people who previously held AB4ZW.

  1. N4NYJactive· E
    BURRUS III, ROY GNCgranted 2022-08-16
  2. N4NYJcancelled· E
    BURRUS III, ROY GNCgranted 2020-12-05cancelled 2021-08-17
  3. KW4CEcancelled· E
    BURRUS III, ROY GNCgranted 2019-02-12cancelled 2020-02-25
  4. N4NYJcancelled· E
    Burrus III, Roy GNCgranted 2013-06-07cancelled 2013-08-27
  5. N4NYJcancelled· E
    Burrus III, Roy GNCgranted 2001-10-16cancelled 2011-07-09

All historical holders

Every license row we've seen with the callsign AB4ZW, oldest first.

  • BURRUS III, ROY G NC
    1997-05-20 → cancelled 2001-10-16
  • Burrus III, Roy G NC
    2011-07-09 → cancelled 2013-06-07
  • Burrus III, Roy G NC
    2013-08-27 → cancelled 2014-01-09
  • BURRUS III, ROY G NC
    2015-11-20 → cancelled 2019-02-12
  • BURRUS III, ROY G NC
    2020-02-25 → cancelled 2020-12-05
  • BURRUS III, ROY G NC
    2021-08-17 → cancelled 2022-08-16
← Back to AB4ZW License history →