http://www.fhwa.dot.gov/

The Federal Highway Administration (FHWA) is a part of the U.S. Department of Transportation and is headquartered in Washington, D.C., with field offices across the United States.

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 http://www.MCAA.com/

Messenger Courier Association of the Americas MCAA is a non-profit industry association of, by, and for the messenger courier industry. The MCAA's misssion is to promote and advance the common interests of those engaged in the messenger courier industry throughout the United States and abroad.