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- International Steering Committee for Global Mapping (ISCGM)12
- United States. Bureau of Transportation Statistics6
- United States. National Imagery and Mapping Agency4
- Digital Social Science Center (DSSC), Columbia University Libraries2
- Economic and Social Research Institute1
- Economic and Social Research Institute (Reston, Va.)1
- Environmental Systems Research Institute (Redlands, Calif.)1
- FHWA1
- LeadDog Consulting, LLC1
- NAVTEQ (Firm)1
- Office de la Topographie et de la Cartographie1
- Research and Innovative Technology Administration's Bureau of Transportation Statistics (RITA/BTS), National Transportation Atlas Database (NTAD) 2013, Geospatial Information Services1
- Tele Atlas (Firm : U.S.)1
- Tele Atlas North America, Inc.1
- TomTom North America, Inc.1
- United States. Army. Corps of Engineers.1
- United States. Department of Transportation. Research and Innovative Technology Administration1
- United States. Federal Highway Administration.1
- United States. Federal Transit Administration.1