580 is the natural number following 579 and preceding 581.

580 may also refer to:

• Interstate 580 (California), a freeway in northern California.
• Interstate 580 (Nevada), a freeway in Nevada
• Interstate 580 (Nebraska), a freeway in Nebraska
• The year 580 AD.
• The year 580 BC.
• A telephone area code in Oklahoma.

• July 11
• July 1, 1867
• July 11 (Eastern Orthodox liturgics)
• July 11th
• July 12
• July 12 (Eastern Orthodox liturgics)
• July 12th
• July 13
• July 13 (Eastern Orthodox liturgics)
• July 13th
• July 14
• July 14 (Eastern Orthodox liturgics)
• July 14th
• July 15
• July 15 (Eastern Orthodox liturgics)
• July 15th
• July 16
• July 16 (Eastern Orthodox liturgics)
• July 16th
• July 17
• July 17 (Eastern Orthodox liturgics)
• July 17th
• July 18
• July 18 (Eastern Orthodox liturgics)
• July 18th