Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W9TPD callsign genealogy
Currently held by DENNIS, 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 W9TPD's current licensee, walking backwards.
- DENNIS, THOMAS PILgranted 2022-12-07cancelled 2022-12-30
Successor callsigns
Callsigns held now by people who previously held W9TPD.
No current licensee on record previously held this callsign.