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

W9CSX callsign genealogy

Currently held by CARROLL, THOMAS G

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 W9CSX's current licensee, walking backwards.

  1. N9AZDcancelled· A
    CARROLL, THOMAS GINgranted 1995-04-25cancelled 2002-03-07

Successor callsigns

Callsigns held now by people who previously held W9CSX.

No current licensee on record previously held this callsign.