Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KT5TDS callsign genealogy
Currently held by SHIPMAN, THOMAS D
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 KT5TDS's current licensee, walking backwards.
- SHIPMAN, THOMAS DTXgranted 2021-02-09cancelled 2021-02-27
Successor callsigns
Callsigns held now by people who previously held KT5TDS.
- SHIPMAN, THOMAS DTXgranted 2021-12-10