Citimaps
- http://www.citimaps.com/
- Printable .pdf maps of Baltimore, Brooklyn, Liberty State Park, Long Island, Manhattan, Newport, and Philadelphia.
ERsys.com
- http://www.ersys.com/
- Demographic, lifestyle, and economic data covering over 1300 US cities portrayed as thematic maps, informative reports, detailed tables and colorful charts.
Maps By You
- http://www.mapsbyyou.com/
- Customize U.S. maps of selected states for outdoor activities, with lakes, rivers, campgrounds, and places of interest.
Maps.com
- http://www.maps.com/
- Provides driving directions, an online world atlas, a complete online map store, weather center and maps, and a geography fun center.
Maptech MapServer
- http://mapserver.maptech.com/
- Free online viewing of topo maps, nautical charts, aeronautical charts, and high altitude photography of the US and selected parts of the world.
Rare Map Collection
- http://www.libs.uga.edu/darchive/hargrett/maps/maps.html
- The Hargrett Rare Books and Manuscripts Library at the University of Georgia maintains a collection of about 800 historical maps spanning nearly 500 years, from the sixteenth century through the early twentieth century.
Windows Live Local
- http://local.live.com/
- Combines online mapping and local search, uses a scratch pad to take notes, and allows to search questions in a geographical context.
Yahoo Maps
- http://maps.yahoo.com/
- An adequate tool for finding locations in the US. A nice feature: adds four digit extension to typed in zip codes.