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

AA4FF callsign genealogy

Currently held by ESTES, WILLIAM B

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 AA4FF's current licensee, walking backwards.

  1. AK4NRcancelled· E
    Lytle, Douglas JALgranted 2008-01-03cancelled 2012-02-22
  2. N4IROcancelled· E
    Lytle, Douglas JALgranted 2008-01-03cancelled 2011-10-20

Successor callsigns

Callsigns held now by people who previously held AA4FF.

  1. WA4GBHactive· E
    ESTES, WILLIAM BVAgranted 2025-12-02
  2. W4DFcancelled· E
    FRALEY, FREDERIC DVAgranted 2006-10-28cancelled 2009-10-27

All historical holders

Every license row we've seen with the callsign AA4FF, oldest first.

  • ESTES, WILLIAM B GA
    2003-11-25 → cancelled 2004-08-20
  • Lytle, Douglas J AL
    2022-01-27 active
← Back to AA4FF License history →