Author
- Afghanistan Information Management Service92
- United States Geological Survey77
- Environmental Systems Research Institute, Inc. (ESRI)76
- LeadDog Consulting, LLC75
- MassGIS (Office : Mass.)65
- CHGIS, Harvard Yenching Institute62
- Hart Energy Publishing50
- California. Department of Water Resources39
- GIS Lab, Newman Library, Baruch CUNY37
- California. Department of Transportation35
- ML InfoMap Pvt. Ltd.35
- ML InfoMap (Firm)34
- City of Cambridge GIS32
- California. Department of Fish and Game. Marine Resources Region29
- Tele Atlas B.V.29
- Platts28
- United States. Bureau of Transportation Statistics28
- Instituto Brasileiro de Geografia e EstatÃstica24
- Monterey County (Calif.)23
- National Atlas of the United States and the United States Geological Survey23