Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WD4IFR callsign genealogy
Currently held by SANDERS, DALE M
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 WD4IFR's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held WD4IFR.
No current licensee on record previously held this callsign.