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

AB4CY callsign genealogy

Currently held by YATES, CLARENCE E

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 AB4CY's current licensee, walking backwards.

  1. W4EDYactive· E
    Hernandez, Eduardo MFLgranted 2021-12-28
  2. KN4QFDcancelled· G
    Hernandez, Eduardo MFLgranted 2018-11-08cancelled 2021-12-28

Successor callsigns

Callsigns held now by people who previously held AB4CY.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign AB4CY, oldest first.

  • WILKINS, PAUL E VA
    1987-08-11 → cancelled 1999-08-16
  • YATES, CLARENCE E FL
    2010-07-03 → cancelled 2015-09-07
  • YATES JR, CLARENCE E FL
    2017-05-02 active
← Back to AB4CY License history →