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Publisher
- Canada Centre for Mapping and Earth Observation502
- Gfk MACON Company380
- ESRI312
- All China Marketing Research Co.193
- Beijing Hua tong ren shi chang xin xi you xian ze ren gong si184
- United Nations. Office for Disaster Risk Reduction174
- United States. National Imagery and Mapping Agency140
- International Heat Flow Commission130
- Lincoln Institute of Land Policy120
- International Steering Committee for Global Mapping115
- Environmental Systems Research Institute, Inc. (ESRI)114
- Afghanistan Information Management Service93
- U.S. National Imagery and Mapping Agency (NIMA)82
- Environmental Systems Research Institute (Redlands, Calif.)78
- CHGIS, Harvard Yenching Institute65
- Instituto Nacional de Estadística y Geografía (Mexico)64
- Hart Energy Publishing61
- MassGIS (Office : Mass.)60
- ML InfoMap (Firm)59
- New York (State). Department of Taxation and Finance57