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

W1FRX callsign genealogy

Currently held by FRACTAL RADIO AMATEUR CLUB

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 W1FRX's current licensee, walking backwards.

  1. KD2FRXcancelled· G
    Stewart, Michael SNYgranted 2023-12-13cancelled 2024-01-20

Successor callsigns

Callsigns held now by people who previously held W1FRX.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign W1FRX, oldest first.

  • HARDWICK, RICHARD MA
    1994-06-22 → cancelled 2006-06-23
  • FRACTAL RADIO AMATEUR CLUB MA
    2008-08-26 → cancelled 2018-11-08
  • Stewart, Michael S NY
    2024-01-20 active