Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7FUS callsign genealogy
Currently held by DOOLITTLE, ROBERT C
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 W7FUS's current licensee, walking backwards.
- Doolittle, Robert CMSgranted 2004-09-30cancelled 2004-11-10
Successor callsigns
Callsigns held now by people who previously held W7FUS.
No current licensee on record previously held this callsign.