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

K6DYL callsign genealogy

Currently held by MARR, THOMAS 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 K6DYL's current licensee, walking backwards.

  1. KM6TSYcancelled· G
    Doyle, Richard ACAgranted 2018-06-04cancelled 2018-09-14

Successor callsigns

Callsigns held now by people who previously held K6DYL.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign K6DYL, oldest first.

  • MARR, THOMAS E CA
    1988-11-08 → cancelled 2000-11-09
  • Doyle, Richard A SC
    2018-09-14 active