Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7DTM callsign genealogy
Currently held by Sasso, Dan
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 W7DTM's current licensee, walking backwards.
- Sasso, DanNVgranted 2009-03-20cancelled 2009-09-05
Successor callsigns
Callsigns held now by people who previously held W7DTM.
No current licensee on record previously held this callsign.