US 101--Olympia, WA-Los Angeles, CA
US 201--Brunswick-Sandy Bay Township, ME
US 301*--Fredericksburg-Lee Hall, VA (1926-1927)
US 301--Glasgow, DE-Sarasota, FL
US 401*--South Hill-South Boston, VA (1926-1932)
US 401*--Raleigh, NC-Walterboro, SC (1933-1934)
US 401--Norlina, NC-Sumter, SC
US 501--Buena Vista, VA-Myrtle Beach, SC
US 601--Mt. Airy, NC-Tarboro, SC
US 701--Four Oaks, NC-Georgetown, SC
FROM U.S. 2
US 102*--Crystal Falls-Covington, MI
US 202--Wilmington, DE-Bangor, ME
US 302--Portland, ME-Montpelier, VT
FROM U.S. 4
US 104*--Maple View-Niagara Falls, NY
FROM U.S. 6
US 106*--Narrowsburg, NY-Wyalusing, PA
US 206--Milford, PA-Hammonton, NJ
FROM U.S. 8
US 208**--Carlton-Motley, MN
FROM U.S. 9
US 109**--Hudson Falls-New York, NY
US 209--Kingston, NY-Millersburg, PA
US 309*--Waverly, NY-Philadelphia, PA
FROM U.S. 10
US 110*--Fremont-Oshkosh, WI
US 210*--Carlton-Motley, MN
US 310--Laurel, MT-Greybull, WY
US 410*--Sumner-Yakima, WA
FROM U.S. 11
US 111*--Harrisburg, PA-Baltimore, MD
US 211--Warrenton-New Market, VA
US 311--Eden-Randleman, NC
US 411*--Bristol-Cumberland Gap, VA (1926-1933)
US 411*--Madison-Rockingham, NC (1932-1934)
US 411--Newport, TN-Leeds, AL
US 511*--Bristol, VA-Strawberry Plains, TN
US 611*--Scranton-Philadelphia, PA
US 711**--South Waverly-Northumberland, PA
FROM U.S. 12
US 112*--New Buffalo-Ypsilanti, MI
US 212--Edina, MN-Yellowstone National Park, WY
US 312*--Broadus, MT-Yellowstone National Park, WY
US 412--Columbia, TN-Springer, NM
FROM U.S. 13
US 113--Milford, DE-Pocomoke City, MD
US 213*--Elkton-Ocean City, MD
FROM U.S. 16
US 116*--Ucross-Cody, WY
US 216*--Rapid City, SD-Moorcroft, WY
FROM U.S. 17
US 17-1*--Petersburg, VA-Wilmington, NC
US 117*--Virginia Beach, VA-Norlina, NC (1926-1933)
US 117--Wiggins Mill-Wilmington, NC
US 217*--Wilson, NC-Pee Dee, SC
FROM U.S. 18
US 118*--Dodgeville-Dickeyville, WI
US 218--Owatonna, MN-Keokuk, IA
FROM U.S. 19
US 119--West Liberty, PA-Pineville, KY
US 219--Lackawanna, NY-Rich Creek, VA
US 319--Wadley, GA-Apalachicola, FL
FROM U.S. 20
US 120*--Philadelphia-Erie, PA
US 220--Waverly, NY-Rockingham, NC
US 320*--Shoshoni-Riverton, WY
US 420*--Deaver-Cody, WY
FROM U.S. 21
US 121*--Max Meadows, VA-Lexington, NC (1926-1934)
US 121--Beckley, WV-Pound, VA
US 221--Lynchburg, VA-Perry, FL
US 321--Eaton Crossroad, TN-Hardeeville, SC
US 421--Michigan City, IN-Fort Fisher, NC
US 521--Charlotte, NC-Georgetown, SC
FROM U.S. 22
US 122*--Haverstraw, NY-Wilmington, DE (1926-1934)
US 122*--Oxford-Northumberland, PA (1935-1963)
US 222--Dorneyville, PA-Conowingo, MD
US 322--Atlantic City, NJ-Cleveland, OH
US 422--King of Prussia, PA-Cleveland, OH
US 522--Selinsgrove, PA-Powhatan, VA
US 622**--Mt. Union, PA-Hancock, MD
FROM U.S. 23
US 123*--Jenkins-Middlesboro, KY (1930-1934)
US 123--Greenville, SC-Dicks Hill, GA
US 223--Jackson, MI-Toledo, OH
FROM U.S. 24
US 124*--Peoria-Biggsville, IL
US 224--New Castle, PA-Huntington, IN
FROM U.S. 25
US 425--Pine Bluff, AR-Natchez, MS
FROM U.S. 26
US 126*--Prineville-Florence, OR
FROM U.S. 27
US 127--Grayling, MI-Chattanooga, TN
US 227*--Carrollton-Richmond, KY
FROM U.S. 29
US 129--Knoxville, TN-Chiefland, FL
FROM U.S. 30
US 130--Deepwater-New Brunswick, NJ
US 230*--Harrisburg-Lancaster, PA
US 330*--Lynwood-Galt, IL
US 430*--Crystal Lake-Aurora, IL
US 530*--Echo City-Kimball Junction, UT
US 630*--Echo City-Ogden, UT (1926?)
US 630*--Weiser, ID-Weiser Junction, OR (1927-1933)
US 730--Wallula, WA-Irrigon Junction, OR
US 830*--Maryhill-Johnson's Landing, WA
FROM U.S. 31
US 131--Petoskey, MI-Middlebury, IN
US 231--St. John, IN-Panama City, FL
US 331*--Flomaton, AL-Pensacola, FL (1926-1936)
US 331--Montgomery, AL-Santa Rosa Beach, FL
US 431--Owensboro, KY-Dothan, AL
FROM U.S. 36
US 136--Indianapolis, IN-Edison, NE
FROM U.S. 38
US 138--Western Nebraska-Sterling, CO
FROM U.S. 40
US 140*--Baltimore, MD-Gettysburg, PA
US 240*--Frederick, MD-Washington, DC
US 340--Frederick, MD-Greenville, VA
FROM U.S. 41
US 141--Covington, MI-Bellevue, WI
US 241*--Hopkinsville, KY-Nashville, TN (1926-1929)
US 241*--Murfreesboro, TN-Dothan, AL (1930-1954)
US 341--Barnesville-Brunswick, GA
US 441--Lake City, TN-Miami, FL
US 541*--Chapman-Palmetto, FL
US 641--Marion, KY-Holladay, TN
FROM U.S. 43
US 143**--Glasgow, KY-Jackson, TN
FROM U.S. 50
US 150--Mt. Vernon, KY-Moline, IL
US 250*--Baldwin City-Garden City, KS (1925?)
US 250--Richmond, VA-Sandusky, OH
US 350--La Junta-Trinidad, CO
US 450*--Walsenburg, CO-Crescent Junction, UT
US 550--Montrose, CO-Bernalillo, NM
US 650*--Buena Vista-Salida, CO
FROM U.S. 51
US 151--Manitowoc, WI-Iowa County, IA
FROM U.S. 52
US 152*--Indianapolis-Whiting, IN
FROM U.S. 54
US 154*--Mullinville-Dodge City, KS
FROM U.S. 56
US 156*--Ellsworth-Garden City, KS
FROM U.S. 58
US 158--Nags Head-Mocksville, NC
US 258--Fort Monroe, VA-Jacksonville, NC
FROM U.S. 59
US 159--New Point, MO-Nortonville, KS
US 259--Zoe, OK-Nacogdoches, TX
FROM U.S. 60
US 160--Poplar Bluff, MO-Tuba City, AZ
US 260*--Deming, NM-Holbrook, AZ
US 360--Reedville-Danville, VA
US 460--Norfolk, VA-Frankfort, KY
FROM U.S. 61
US 161*--Dubuque-Keokuk, IA
FROM U.S. 63
US 163--Bluff, UT-Kayenta, AZ
US 163*--Des Moines-Oskaloosa, IA (1934-1938)
FROM U.S. 64
US 164*--Enid, OK-Amarillo, TX (1928-1930)
US 164*--Cortez, CO-Flagstaff, AZ (1966-1970)
US 264--Manns Harbor-Raleigh, NC
FROM U.S. 65
US 165--N. Little Rock, AR-Iowa, LA
FROM U.S. 66
US 166--Joplin, MO-South Haven, KS
US 266--Warner-Henryetta, OK
US 366*--Amarillo-El Paso, TX (via New Mexico, 1926-1931)
US 366*--Willard-Albuquerque, NM (1931-1937)
US 466*--Los Lunas-Socorro, NM (1925?)
US 466*--Kingman, AZ-Morro Bay, CA (1934-1971)
US 566*--Hondo-San Antonio, NM
US 666*--Monticello, UT-Douglas, AZ (via Gallup, NM)
FROM U.S. 67
US 167--Ash Flat, AR-Abbeville, LA
FROM U.S. 68
US 168*--Mt. Vernon-Louisville, KY
FROM U.S. 69
US 169--Virginia, MN-Tulsa, OK
FROM U.S. 70
US 170*--Lynchburg, VA-Charlotte, NC
US 270*--Sparta-Murfreesboro, TN (1926-1929)
US 270--Whitehall, AR-Liberal, KS
US 370*--Papillion, NE-Council Bluffs, IA
US 470*--Moriarty-Albuquerque, NM
FROM U.S. 71
US 171--Shreveport-Lake Charles, LA
US 271--Fort Smith, AR-Tyler, TX
US 371*--Bemidji-Little Falls, MN (1932-1971)
US 371--DeQueen, AR-Coushatta, LA
FROM U.S. 75
US 175--Jacksonville-Dallas, TX
US 275--O'Neill, NE-Rock Port, MO
FROM U.S. 76
US 176--Goose Creek, SC-Hendersonville, NC
US 276--Mauldin, SC-Cove Creek, NC
FROM U.S. 77
US 177--South Haven, KS-Madill, OK
US 277--Newcastle, OK-Carrizo Springs, TX
US 377--Stroud, OK-Del Rio, TX
FROM U.S. 78
US 178--Dorchester, SC-Rosman, NC
US 278--Hilton Head, SC-Wickes, AR
US 378--Conway, SC-Washington, GA
FROM U.S. 80
US 180*--Caballo, NM-Florence Junction, AZ (1926-1935)
US 180--Hudson Oaks, TX-Grand Canyon Village, AZ
US 280--Blitchton, GA-Birmingham, AL
US 380--Greenville, TX-San Antonio, NM
FROM U.S. 81
US 181--San Antonio-Corpus Christi, TX
US 281--Dunseith, ND-Brownsville, TX
FROM U.S. 83
US 183--Presho, SD-Refugio, TX
US 283--Lexington, NE-Brady, TX
US 383*--Elm Creek, NE-Oakley, KS
FROM U.S. 85
US 185*--Casper-Cheyenne, WY
US 285*--Laramie, WY-Denver, CO (1927-1936)
US 285--Denver, CO-Sanderson, TX
US 385*--Raton, NM-Boerne, TX (1926-1935)
US 385--Pluma, SD-Big Bend National Park, TX
US 485*--Raton-Santa Fe, NM
FROM U.S. 87
US 187*--Moran Junction-Baggs, WY
US 287--Choteau, MT-Port Arthur, TX
FROM U.S. 89
US 189*--Nephi-Pigeon Hollow Junction, UT (1930-1939)
US 189--Jackson, WY-Provo, UT
FROM U.S. 90
US 190--Slidell, LA-Pecos County, TX
US 290--Junction-Houston, TX
FROM U.S. 91
US 191--Loring, MT-Douglas, AZ
US 491--Monticello, UT-Gallup, NM
FROM U.S. 92
US 192--Orlando-Indialantic, FL (via Kissimmee)
FROM U.S. 95
US 195--Spokane, WA-Lewiston, ID
US 295*--Colfax-Dodge, WA
US 395--Ferry County, WA-Hesperia, CA
FROM U.S. 97
US 197--Maryhill, WA-Shaniko Junction, OR
FROM U.S. 99
US 199--Grants Pass, OR-Crescent City, CA
US 299*--Alturas-Arcata, CA
US 399*--Bakersfield-Ventura, CA
*--Decommissioned route
**--Unsigned
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