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

K1TSW callsign genealogy

Currently held by WRIGHT, THOMAS S

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 K1TSW's current licensee, walking backwards.

  1. N2NZJcancelled· G
    WRIGHT, THOMAS SNJgranted 2001-06-20cancelled 2004-05-11

Successor callsigns

Callsigns held now by people who previously held K1TSW.

No current licensee on record previously held this callsign.