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

AF5RT callsign genealogy

Currently held by WINDSOR, MARK P

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 AF5RT's current licensee, walking backwards.

  1. KD5HCBcancelled· E
    TURNER, RICHARD TARgranted 2019-02-02cancelled 2019-03-05

Successor callsigns

Callsigns held now by people who previously held AF5RT.

  1. KT5WXactive· E
    WINDSOR, MARK PTXgranted 2024-05-21

All historical holders

Every license row we've seen with the callsign AF5RT, oldest first.

  • WINDSOR, MARK P TX
    2014-02-27 → cancelled 2014-07-25
  • TURNER, RICHARD T AR
    2019-03-05 active