Creator
- City of Seattle ArcGIS Online505
- City of Philadelphia497
- Soviet Union General Staff470
- Social Explorer440
- ArcGIS Online for Maryland427
- Pennsylvania--Philadelphia421
- Owen, Andrew383
- IndianaMap375
- Legislative Technology Services Bureau368
- Oxford Center for Maritime Archaeology368
- Mullett, John, 1786-1862357
- Murphy, Brendan333
- Home Owners' Loan Corporation331
- Chicago Metropolitan Agency for Planning325
- Office of Information and Technology Innovation, District Department of Transportation, GIS Data Manager322
- Cook_County_GIS309
- D.C. Office of the Chief Technology Officer293
- DNR259
- Wisconsin Department of Administration - Geographic Information Office257
- Washington State Department of Transportation249
