California State Route 80

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Three highways in the U.S. state of California have been signed as Route 80:

• 25x20px|link=Interstate 80 in California25x20px|link=Interstate 80 in California Interstate 80 in California, part of the Interstate Highway System, with the westernmost segment being a state highway.
• 25x20px|link=Interstate 80 Business (Sacramento, California) Interstate 80 Business (Sacramento, California)
• 25x20px|link=U.S. Route 80 in California U.S. Route 80 in California (1928-1964)