Metrorail customers in the Washington, D.C., can now get real-time next train arrival information by phone, in addition to online and via web-enabled mobile devices. 

Customers may simply call Metro's Customer Information phone number, 202-637-7000, and say "Next Train." They then will be prompted to say a station name or enter the first four letters of the station name to hear when the next trains will arrive at the selected station within a 20-minute window.