North America
- 81
- Illinois Highways Page
- A guide to the origin and evolution of the numbered system. Includes route logs and other trivia.
- 82
- Chicago Skyway
- Official site of the company that now leases the toll route in southeast Chicago. Site includes history and toll information.
- 87
- 86 64.org
- Private organization proposing to move Interstate 64 traffic into the state away from downtown Louisville, Kentucky.
- 88
- Exploring Indiana's Highways
- Includes in-depth reports of various examples in the southern part of the state, focusing on former alignments.
- 91
- Highway 127 Yard Sale
- Contains information about the World's Longest Yard Sale held in August of each year along US 127 in Alabama, Tennessee, and Kentucky.
- 92
- Kentucky Highway Page
- Contains background information on the author's interest in roads, links to other road sites, and a route log of most of the state's highways.
- 93
- Roads and Highways
- Contains pictures from around the state, pictures of sign goofs, fun facts, and guides to interstates and parkways.
- 96
- DCRoads.net
- Guide to the expressway, parkway, bridge and tunnel network in the Washington-Baltimore metropolitan area. Exit listings for area highways.