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

KF4CCT callsign genealogy

Currently held by Fronk, Ronald "Keith" K

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 KF4CCT's current licensee, walking backwards.

  1. WX4EMTcancelled· G
    Fronk, Ronald "Keith" KTNgranted 2024-03-07cancelled 2025-02-25
  2. KG4LEOactive· G
    Leon, Gabriel AFLgranted 2023-12-01
  3. KQ4MJWcancelled· T
    Leon, Gabriel AFLgranted 2023-11-10cancelled 2023-12-01

Successor callsigns

Callsigns held now by people who previously held KF4CCT.

  1. N4DALactive· G
    Lewis, Daniel AFLgranted 2017-10-11

All historical holders

Every license row we've seen with the callsign KF4CCT, oldest first.

  • Lewis, Daniel A FL
    2005-07-26 → cancelled 2007-11-09
  • Fronk, Ronald "Keith" K TN
    2025-02-25 active
← Back to KF4CCT License history →