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| Route No. 85- | From the United States-Canada line to Williston, North Dakota, Medora, Buffalo, South Dakota, Deadwood, New Castle, Wyoming, Lusk, Wheatland, Cheyenne, Greeley, Colorado, Denver, Colorado Springs, Pueblo, Trinidad, Raton, New Mexico, Des Moines, Dalhart, Texas, Amarillo, Clarendon, Vernon, Wichita Falls, Bowie. |
| 87- | From Browning, Montana, to Great Falls, Armington, Livingston, Gardner, Yellowstone National Park, Moran, Wyoming, Riverton, Lander, Rawlins. |
| 89- | From Thistle, Utah, to Richfield, Junction, Panguitch, Kanab, Flagstaff, Arizona. |
| 90- | From Jacksonville, Florida, to Lake City, Tallahassee, Marianna, Pensacola, Mobile, Alabama, Gulfport, Mississippi, Slidell, Louisiana, New Orleans, Houma, Lafayette, Lake Charles, Orange, Texas, Beaumont, Houston, Gonzales, San Antonio, Uvalde, Del Rio, Sanderson, Alpine, Marfa, Van Horn. |
| 91- | From Great Falls, Montana, to Butte, Dillon, Idaho Falls, Idaho, Pocatello, Brigham, Utah, Salt Lake City, Provo, Juab, Filmore, Beaver, Parowan, St. George, Las Vegas, Nevada, to an intersection with Route No. 60. |
| 92- | From Daytona, Florida, to Orlando, Kissimmee, Lakeland, Tampa. |
| 94- | From Naples, Florida, to Miami. |
| 95- | From the United States-Canada line to Bonners Ferry, Idaho, Sand Point, Coeur d'Alene, Lewiston, Grangerville, Weiser, Payette. |
| 96- | From Rosenberg, Texas, to Victoria, Beeville, Alice, Falfurrias, Edinburg, Brownsville. |
| 97- | From the United States-Canada line to Oroville, Washington, Entiat, Ellensburg, Yakima, Goldendale, Wasco, Oregon, Prineville, Klamath Falls, Ashland. |
| 99- | From Blaine, Washington, to Seattle, Tacoma, Olympia, Vancouver, Portland, Oregon, Salem, Eugene, Grants Pass, Ashland, Yreka, California, Redding, Red Bluff, Willows, Davis, Sacramento, Manteca, Merced, Bakersfield, Los Angeles, San Bernardino, Indio, El Centro. |
