Interstate 80 Highway Sign - U.S. Route Information & Travel Guide #3731360 (License: Personal Use)

This iconic shield-shaped sign represents Interstate 80, the longest Interstate Highway in the United States at 2,899 miles, running from Teaneck, New Jersey, to San Francisco, California. Its standardized design-red banner with “INTERSTATE”, blue field, and bold white numerals-ensures high visibility and uniform recognition across all 11 states it traverses. The sign is used on roadways, maps, and navigation systems to guide drivers along this critical east-west corridor.

Used on transportation websites, government DOT pages, travel blogs, and GPS/navigation resources to identify I-80 routes, exits, and planning tools; matches user intent for route planning, road trip preparation, or understanding U.S. highway signage.