CARMA - Real-time carpooling / ridesharing
uberCOMMUTE - Carpooling at the press of a button
Wingz - Pre-booked, affordable rides for you and your family
Lyft Line - Shared rides along shared routes, priced for daily use
Uber - Uber is a website and mobile app that allows you to get a ride similar to a taxi service from your phone.
Bus.com - Organize charter busses for events