North America

CanHighways.com - - Organized by state or province.

The Chris Kadlec Road Photos Gallery - - Various views from trips around the continent.

Greg's Road Sign Pages - - Wide coverage in the United States and Canada.

Gribblenation.com - - Includes information primarily covering the eastern third of the continent.

Neil's Summer 2002 Roadtrip - - Photo log of the Upper Midwest and Ontario, Canada.

Roadfan.com - - The Lincoln Highway, the National Road, eastern Canada, and the Lower Mississippi River, Great Lakes, and New England areas in the United States.

State Line Signs - - Includes personally-taken examples from both U.S. states and Canadian provinces.

State Route Salute - - State and province route marker gallery.

Why Do You Have So Many Pictures of Road Signs? - - Includes U.S. and Canada coverage.