North America
- 81
- Hawaii Highways
- State and county route logs, exit lists, photos from all the islands, and several pages of FAQs.
- 82
- Northwest Highways
- Information and photos on roads in Washington, Oregon, Idaho, and northern California.
- 83
- Illinois Highways Page
- A guide to the origin and evolution of the numbered system. Includes route logs and other trivia.
- 84
- Chicago Skyway
- Official site of the company that now leases the toll route in southeast Chicago. Site includes history and toll information.
- 89
- 86 64.org
- Private organization proposing to move Interstate 64 traffic into the state away from downtown Louisville, Kentucky.
- 90
- Exploring Indiana's Highways
- Includes in-depth reports of various examples in the southern part of the state, focusing on former alignments.
- 94
- 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.
- 95
- 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.