| 201 | Route No.201 | From Brunswick, Maine, to Augusta, Waterville, Norridgewock, Bingham, the United States-Canada line |
| 210 | No.210 | From Motley, Minnesota, to Carlton |
| 211 | No.211 | From New Market, Virginia, to Alexandria |
| 218 | No.218 | From Austine, Minnesota, to Charles City, Iowa, Cedar Falls, to Route No. 30 |
| 220 | No.220 | From Cody, wyoming, to Denver |
| 230 | No.230 | From Lancaster, Pennsylvania, to Harrisburg |
| 231 | No.230 | From Montgomery, Alabama, to Dothan, Marianna, Florida |
| 240 | No.240 | From Frederick, Maryland, to Washington D.C. |
| 241 | No.241 | From Hopkinsville, Kentucky, to Springfield, Tennessee, Nashville |
| 250 | No.250 | From Baldwin, Kansas, to Emporia, Newton, Hutchinson, Dodge City, Garden City |
| 260 | No.260 | From Oklahoma City, Oklahoma, to Okemah, Henryetta, Warner |
| 270 | No.270 | From Asheville, North Carolina, to Murphy, Cleveland, Georgia, Gainesville, Lawrenceville |
| 280 | No.280 | From Phoenix, Arizona, to Ashfork |
| 285 | No.285 | From Raton, New Mexico, to Las Vegas, to Route No.60 |
| 301 | No.301 | From Laurel, Montana, to Deaver, Wyoming, Greybill |
| 311 | No.311 | From Roanoke, Virginia, to Martinaville, Winston-Salon, North Carolina, High Point, Asheboro, Pinehurst, Aberdeen |
| 320 | No.320 | From Route No.20 in Oregon to Weiser, Idaho |
| 330 | No.330 | From Geneva, Illinois, to Chicago |
| 340 | No.340 | From Manhattan, Kansas, to Junction City, Salina, Russell, Oakley, Cheyenne Wells, Colorado, Limon |
| 341 | No.341 | From Perry, Georgia, to Hawkinsville, Baxley, Jesup, Brunswick |
| 350 | No.350 | From Lan Junta, Colorado, to Trinidad |
| 360 | No.360 | From Amerillo, Texas, to Farwell, Clovis, New Mexico, Boswoll, El Paso |
| 370 | No.370 | From Socorro, New Mexico, to Caballo, Las Cruces |
| 380 | No.380 | From Tucson, Arizona, to Nogales |
| 401 | No.401 | From South Hill, Virginia, to Clarksville, Oxford, North Crolina, Durham, Pittsboro, Sanford |
| 410 | No.410 | From Aberdeen, Washington (state) , to Olympia, Tacoma, Yakima, Wallula, Walla Walla, lewiston, Idaho |
| 411 | No.411 | From Bristol, Virginia, to Middlesboro, Kentucky, Corbin |
| 420 | No.420 | From Umatilla, Oregon, to Walluta, Washington |
| 430 | No.430 | From Geneva, Illinois, to Elgin, Crystal Lake |
| 441 | No.441 | From Ocala, Florida, to Orlando |
| 450 | No.450 | From Route No.50, Utah, to Moab, Monticello, Cortez, Colorado, Durango, Alamosa, Walsenburg |
| 460 | No.460 | From Los Lunas, New Mexico, to Route No.70 |
| 470 | No.470 | From Milland, New Mexico, to Albuquerque |
| 501 | No.501 | From Burkeville, Virginia, to Halifax, RRoxboro, North Carolina, Durham |
| 511 | No.511 | From Bristol, Tennessee, to Junction City, Morristown, Straw Plains |
| 530 | No.530 | From Granger, Wyoming, to Kemmerer, McCammon, Idaho |
| 550 | No.550 | From Montrose, Colorado, to Durango |
| 560 | No.560 | |
| 630 | No.630 | From Echo, Utah, to Ogden |
[Route No.1-50][Route No. 51-100][Route. No. 101-200][Route No. 201-]
By TTS