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

K4HEX callsign genealogy

Currently held by FLOYD, MARK

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 K4HEX's current licensee, walking backwards.

  1. KQ4PFYcancelled· G
    FLOYD, MARKFLgranted 2024-02-29cancelled 2025-03-21

Successor callsigns

Callsigns held now by people who previously held K4HEX.

  1. K4CQactive
    LYNCHBURG AMATEUR RADIO CLUB INCVAgranted 2019-01-30

All historical holders

Every license row we've seen with the callsign K4HEX, oldest first.

  • Hex Beam Radio Club FL
    2012-04-13 → cancelled 2024-04-16
  • FLOYD, MARK FL
    2025-03-21 active
  • PROUT, STANLEY N
    → cancelled 1999-02-03