411 (disambiguation)

The number 411 can refer to:

• The year 411, the four hundred and eleventh year of the Gregorian calendar
• 4-1-1, a telephone directory assistance number in the United States and Canada
  • By extension, a slang term for information.
• The 411, British R&B group
• 4:1:1 chroma subsampling
• Volkswagen 411, a car from the late 1960s
• Bristol 411, a high-performance hand-built luxury car from the 1970s
• A three issue anthology, published by Marvel Comics, consisting of short-stories concerning terrorism.
• .411 is also the extension for files storing thumbnail-sized versions of pictures taken by early models of SONY's Mavica cameras.