Site Navigation Colorado Iowa Kansas Missouri Nebraska South Dakota Wyoming     U.S. 30 Routing From U.S. 101 in Astoria, Oregon, east to Atlantic Avenue in Atlantic City, New Jersey. U.S. 30 is the only true transcontinental U.S. route left, as all the others (6, 10, 40, 50, 60, 70, and 80) have been retracted (mostly out of California) and U.S. 20 has its gap through Yellowstone National Park. Major Cities Astoria, Portland, The Dalles, Pendleton, Baker City, Boise, Twin Falls, Pocatello, Kemmerer, Rock Springs, Laramie, Cheyenne, Sidney, North Platte, Kearney, Grand Island, Fremont, Ames, Cedar Rapids, Aurora, Joliet, Chicago Heights, Plymouth, Fort Wayne, Van Wert, Mansfield, Canton, Pittsburgh, Bedford, York, Lancaster, Philadelphia, Camden, Atlantic City Auxiliary Routes from U.S. 30 None in western Nebraska. History See U.S. 30 Wyoming for more information. U.S. 30 Guides / Photos Eastbound U.S. 30 Eastbound U.S. 30 approaches U.S. 138 northeast of Big Springs. The village of Big Springs was founded in 1884 and was incorporated as a village in 1917. Several historic trails, such as the Oregon Trail and California Trail, passed through or near Big Springs. As of the 2000 Census, 418 people lived in Big Springs. Photo taken 09/05/05. This is the eastbound U.S. 30 reassurance shield after the U.S. 138 intersection northeast of Big Springs. The brown signs are for the historic trail auto tour routes. Photo taken 09/05/05. Westbound U.S. 30 Traveling west, U.S. 138 begins its southwesterly journey toward Big Springs and Interstate 80 here at this intersection northeast of Big Springs. Photo taken 09/05/05. This is the reassurance shield for U.S. 30 immediately after the U.S. 138 intersection northeast of Big Springs. U.S. 30 continues west toward Chappell, Sidney, Kimball, and Pine Bluffs. Photo taken 09/05/05. Page Updated November 5, 2005.