Farecard machines are located in each station's entrance. Rush-hour fares vary, depending on distance. Addfare machines enable travelers to increase the values of farecards. Taxis Taxis are relatively inexpensive but sometimes difficult to find near the university. D.C. cabs do not have meters.
Cabs operate on a zoning system.
Passengers may travel anywhere within one zone for a fixed fare. Fares increase depending on the number of zones traveled. There is a charge for each additional rider. Cabs with Maryland or Virginia plates take passengers to the suburbs only and cannot pick up passengers for travel within Washington. Taxi fares can be obtained over the phone, and it is acceptable to ask the fare before boarding.