Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W9TPS callsign genealogy
Currently held by Shallow, Thomas P
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 W9TPS's current licensee, walking backwards.
- Shallow, Thomas PWIgranted 2024-04-25cancelled 2024-05-17
Successor callsigns
Callsigns held now by people who previously held W9TPS.
No current licensee on record previously held this callsign.