440 (disambiguation)

440 may refer to:

• 440, the year
• 440 BC, the year
• 440 (number), the number

It can also refer to:

• 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 440/460, an automobile model
• 4-4-0, a type of steam locomotive