open geo data cataloguing
similar efforts: http://wiki.openstreetmap.org/wiki/Potential_Datasources
- addresses: http://openaddresses.io/ - PD, attrib
- placenames: geonames
- fuzzy places: flickr betashapes
- streets: openstreetmap - SA, attrib
- counties, congress, states, zipcodes: http://nationalatlas.gov/ http://www.census.gov/geo/maps-data/data/tiger-line.html https://github.com/mbostock/us-atlas - PD
- raster, multiband, high-level: http://landsat.usgs.gov/ http://earthexplorer.usgs.gov/ - PD
- low-orbit / planes: https://lta.cr.usgs.gov/NAPP https://www.fsa.usda.gov/FSA/apfoapp?area=home&subject=prog&topic=nai - PD
- personal data: https://openpaths.cc/
- superfund sites: http://www.epa.gov/superfund/sites/index.htm
Spots where data sucks:
- The official USPS address point DB is not released publicly 'for privacy reasons'
- local address data is occasionally not released either usually for evil contractor reasons