Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7UDT callsign genealogy
Currently held by Tom, Randall 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 W7UDT's current licensee, walking backwards.
- Tom, Randall DIDgranted 2013-03-12cancelled 2021-02-13
Successor callsigns
Callsigns held now by people who previously held W7UDT.
No current licensee on record previously held this callsign.