04

04 may refer to

• The year 2004, or any year ending with 04
• The month of April
• 4 (number)
• 04 (Six by Seven album)
• 04 (Urban Zakapa album)
• 04, department number of Alpes-de-Haute-Provence, France
• Several German football teams, e.g. Bayer 04 Leverkusen, FC Ingolstadt 04, 1. FC Neubrandenburg 04, FC Schalke 04
• The prefix for mobile phones in Australia