Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W5SYF callsign genealogy
Currently held by HOLMES, DAVID S
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 W5SYF's current licensee, walking backwards.
- HOLMES, DAVID STXgranted 2010-02-08cancelled 2010-03-12
Successor callsigns
Callsigns held now by people who previously held W5SYF.
No current licensee on record previously held this callsign.