Denver Regional Transportation District
Public transit provider highlighting schedules, available services, specialty routes, and related transportation information.
http://www.rtd-denver.com/

Massachusetts Bay Transportation Authority (MBTA)
Official website of the MBTA -- schedules, maps, and fare information for Greater Boston's public transportation system, including subway, commuter rail, bus routes ...
http://www.mbta.com/

HopStop.com - Transit Directions: Subway, Train, Bus, ferry, Bike ...
Get door to door transit directions ... Today's HopStop Stats Data resets each night at 12:00am ET
http://www.hopstop.com/

Metropolitan Transportation Authority
Manages transit, buses, subways, trains, bridges and tunnels in New York City and surrounding areas including Long Island.
http://mta.info/

New York City Subway - Wikipedia, the free encyclopedia
The New York City Subway is a rapid transit system owned by the City of New York and leased to the New York City Transit Authority, a subsidiary agency of the ...
http://en.wikipedia.org/wiki/New_York_City_Subway

City of Oklahoma City | News
Oklahoma City's official web site includes news from city government, a directory of services, things to do in the city, and information about public safety.
http://www.okc.gov/

Houston - Wikipedia, the free encyclopedia
Houston is the largest city in the state of Texas, and the fourth-largest city in the United States. According to the 2010 U.S. Census, the city had a population of 2 ...
http://en.wikipedia.org/wiki/Houston,_Texas

TheBus Home Page
Bus service for the island of Oahu, Hawaii, including Honolulu and Waikiki Beach.
http://thebus.org/

Metro - Home page
Metrorail and Metrobus transit services in Washington, DC, Maryland and Virginia communities.
http://www.wmata.com/

mta.info | MTA New York City Transit
Select Bus Service. Select Bus Service comes to 34th Street, Manhattan on November 13, 2011. Find out how it changes and improves your ride.
http://mta.info/nyct/