Learn more about 511, your free phone and web source for Bay Area traffic, transit, carpool, vanpool, and bicycling information.

Bay Area employers play a vital role in the commuter experience from home to work. If you employ more than 50 full-time workers in the Bay Area, your company is…

The central location for free access to 511’s data for traffic and transit provided through APIs.

Get instant, hands-free traffic and transit information with 511's voice-activated phone line.

Find the information you need on the many transportation options in the San Francisco Bay Area, from expressways and bridges to cycling trails and multiple…