Mystery Radio Mystery Radio is on 6220 Khz at 1440 Utc with SINPO 34433 in Sweden. Plays nonstop pop-music and short ID jingles. Share this: Click to share on X (Opens in new window) X Click to share on Facebook (Opens in new window) Facebook Click to email a link to a friend (Opens in new window) Email Click to print (Opens in new window) Print Related