U.S. Route 66 U.S. Route 66 U.S. Route 66 (US 66 or Route 66), also known as the Will Rogers Highway, the Main Street of America or the Mother Road, was one of the original highways in the U.S. Highway System. US 66 was established on November 11, 1926, with road signs erected the following year. The highway, which became one of the most famous roads in the United States, originally ran from Chicago, Illinois, through Missouri, Kansas, Oklahoma, Texas, New Mexico, and Arizona before ending in Santa Monica, California, near Los Angeles, covering a total of . It was recognized in popular
California State Route 2 Crest Highway. SR 2 is known as the Angeles Crest Scenic Byway from SR 2's east junction with I-210 in La Canada Flintridge to the Los Angeles-San Bernardino county line. The Big Pines Highway is routed along SR 2 from County Route N4 (the northwest continuation of the designation) in Big Pines to the Los Angeles-San Bernardino county line. SR 2 is part of the California Freeway and Expressway System, and except for much of the mountain portion is part of the National Highway System, a network of highways that are considered essential to the country's economy, defense, and mobility