Amazon Web Services (AWS) was one of the results, however, without a clear
explanation of what you would end up paying for, I am not interested.

This is a list of free web services available, including Maps from USGS,
Stock Prices, Location based functionality, weather and credit card
verification

http://www.wsdll.com/Search.aspx

This is a database of Federal Spending (limited to 1000 records a download)
http://www.fedspending.org/devel/