The cities of Atlanta and Charlotte are among the 10 latest additions to Traffic.com’s web site for real-time traffic information services.

Information from Atlanta is already available. Charlotte information will be added in the near future, the company said.

Traffic.com, which is based in Wayne PA, is working with the US Department of Transportation as part of a transportation technology innovation and demonstration program.

The company is creating information centers for traffic in 27 cities.

Services include phone, web, mobile and on-demand reports and alerts.

Also added to the list were: Denver, Indianapolis, Las Vegas, Minneapolis, New York/northern New Jersey, Portland OR, Sacramento and San Jose.

Traffic.com works with local, state and federal agencies in creations of the sites.

The existing 17 sites cover Baltimore, Boston, Chicago, Detroit, Los Angeles, Oklahoma City, Philadelphia, Phoenix, Pittsburgh, Providence, San Diego, Salt Lake City, San Francisco, Seattle, St. Louis, Tampa, and Washington DC.

Traffic.com: www.traffic.com