Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB1DOG callsign genealogy
Currently held by ROSENGARD, ROBERT 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 KB1DOG's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held KB1DOG.
No current licensee on record previously held this callsign.