Police 10 Codes (Ten Codes) for Law Enforcement Radio
10-4 Meaning & Origin | Slang by Dictionary.com
10-4 Meaning: What Does "10-4" Mean? • 7ESL
Code 10-4 ten-four ten code police radio' Mug | Spreadshirt
LeapFrog on X: "What's the date today? 10-4, good buddy! But why do we say "ten four" to mean "understood?" It's from old radio codes! 📻📻📻 #LeapFrog #DidYouKnow #LetsRecordMusicPlayer https://t.co/Kf7K1LzDHF" / X