440 may refer to:

440, the year 440 BC, the year 440 (number), the number The 440-yard dash, a track-and-field event Area code 440, a telephone area code in the Cleveland, Ohio area A440 (pitch standard), the frequency of the note A above middle C used in standard western music theory 440, the backup band for Dominican musician Juan Luis Guerra Volvo 440, a hatchback Škoda 440, a small family car 4-4-0, a type of steam locomotive

See also