The Gazetteer lets you type in the name or zip of the city and returns you basic information as well as links to a variety of census data and even a map that pinpoints the location of the city. The resolution allows you to make out bridges and individual streets. The files are only 500KB to 1.5MB each, which is not bad for a mpeg. The National Material Exchange Network was created by the EPA in order to help businesses trade or recycle waste, used or surplus materials. This database contains over 10,000 listings.
Businesses can add and retrieve listings for free.
Categories of items include chemicals, food, equipment of various types, toys, precious metals, autos, plastics, paper and several others. This time-saver helps you avoid sifting through dozens of lists and thousands of messages to find only the job offers that pertain to your experience and desired location. Most of the campus career centers in Los Angeles use this service exclusively. Unfortunately for some, you must be a student or alumni of the appropriate University in order to use the job searching feature. Any employer can place a listing.