Interstate 880, also known as I-880, is a major highway in California that runs through the San Francisco Bay Area. It stretches approximately 50 miles, connecting the cities of Oakland and San Jose. The highway serves as a vital route for commuters and freight traffic, facilitating travel between the East Bay and the South Bay. I-880 is part of the larger Interstate Highway System and was completed in the 1960s. It features several interchanges with other major highways, including Interstate 80 and California State Route 237. The highway is known for its heavy traffic, especially during peak commuting hours.