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

W6GTX callsign genealogy

Currently held by O CONNELL, JAMES L

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 W6GTX's current licensee, walking backwards.

  1. KO6NKLcancelled· G
    Guo, TianxingCAgranted 2026-04-28cancelled 2026-05-16

Successor callsigns

Callsigns held now by people who previously held W6GTX.

No current licensee on record previously held this callsign.

All historical holders

Every license row we've seen with the callsign W6GTX, oldest first.

  • COOK, EUGENE F CA
    1995-01-24 → cancelled 2007-01-25
  • O CONNELL, JAMES L CA
    2009-04-11 → cancelled 2021-04-13
  • Guo, Tianxing CA
    2026-05-16 active