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| Route Log and Finder List | Main > Table 1 |
Table 1 |
| Interstate Route | State | Total Miles | Net Miles | Howard- Cramer Miles | Sections 103(c)(4)(A) & ISTEA Miles | Overlap Miles & ROUTE | MAJOR CITIES SERVED (Pop. larger than 5,000) |
|---|---|---|---|---|---|---|---|
| A-1 | Alaska | 408.23 | 408.23 | - | 408.23 | - | Anchorage |
| A-2 | Alaska | 202.18 | 202.18 | - | 202.18 | - | Fairbanks |
| A-3 | Alaska | 148.12 | 148.12 | - | 148.12 | - | Anchorage |
| A-4 | Alaska | 323.69 | 323.69 | - | 323.69 | - | Anchorage, Fairbanks |
| TOTAL | 1,082.22 | 1,082.22 | 1,082.22 | ||||
| H-1 | Hawaii | 27.16 | 27.16 | - | - | - | Honolulu |
| H-2 | Hawaii | 8.33 | 8.33 | - | - | - | Honolulu |
| H-3 | Hawaii | 15.32 | 15.32 | - | - | - | Honolulu |
| TOTAL | 50.81 | 50.81 | |||||
| PRI-1 | Puerto Rico | 71.08 | 71.08 | - | 71.08 | - | Ponce, Caguas, San Juan |
| PRI-2 | Puerto Rico | 138.13 | 138.13 | - | 138.13 | - | Mayaquez, Arecibo, San Juan |
| PRI-3 | Puerto Rico | 40.56 | 40.56 | - | 40.56 | - | San Juan |
| TOTAL | 249.77 | 249.77 | 249.77 | ||||
| I-4 | Florida | 132.30 | 132.30 | - | - | - | Tampa, Lakeland, Orlando Daytona Beach |
| I-5 | California | 796.53 | 796.53 | - | - | - | San Diego, Los Angeles, Stockton, Sacramento, Red Bluff, Anderson, Redding, Yreka |
| Oregon | 308.14 | 308.14 | - | - | - | Ashland, Medford, Grants Pass, Roseburg, Eugene,Salem, Portland | |
| Washington | 276.62 | 276.62 | - | - | - | Vancouver, Kelso, Chehalis Centrailia, Olympia, Tacoma Seattle, Everett, Mt. Vernon,Bellingham | |
| TOTAL | 1,381.29 | 1,381.29 | |||||
| I-8 | California | 169.92 | 169.92 | - | - | - | San Diego, El Centro |
| Arizona | 178.33 | 178.33 | - | - | - | Yuma, Casa Grande | |
| TOTAL | 348.25 | 348.25 | |||||
| I-10 | California | 242.54 | 240.94 | - | - | 1.6 Mi on I-5 | Santa Monica, Los Angeles, Pomona, Ontario, San Bernardino, Beaumont, Banning Indio, Blythe |
| Arizona | 392.33 | 392.33 | - | - | - | Phoenix, Casa Grande, Tucson | |
| New Mexico | 164.27 | 164.27 | - | - | - | Lordsburg, Deming, Las Cruces | |
| Texas | 881 | 878.61 | - | - | 2.39 Mi on I-35 | El Paso, Ft.Stockton, Kerrville, San Antonio, Houston, Beaumont, Orange | |
| Louisiana | 274.42 | 274.42 | - | - | - | Lake Charles, LaFayette, Baton Rouge, Kennery, New Orleans | |
| Mississippi | 77.19 | 77.19 | - | - | - | Gulfport, Biloxi, Pascagoula | |
| Alabama | 66.31 | 66.31 | - | - | - | Mobile | |
| Florida | 362.28 | 362.28 | - | - | - | Pensacola, Tallahassee, Jacksonville | |
| TOTAL | 2,460.34 | 2,456.35 | - | - | 3.99 | ||
| I-12 | Louisiana | 85.59 | 85.59 | - | - | - | Baton Rouge, Slidell |
| 1-15 | California | 287.26 | 287.26 | - | - | - | San Diego, Escondido, Corona, Riverside, San Bernardino, Victorville, Barstow |
| Nevada | 123.77 | 123.77 | - | - | - | Las Vegas | |
| Arizona | 29.39 | 29.39 | - | - | - | None | |
| Utah | 401.07 | 401.07 | - | - | - | St. George, Cedar City, Spanish Fork, Provo, Orem, American Fork, Salt Lake City, Ogden, Brigham City | |
| Idaho | 196.00 | 196.00 | - | - | - | Pocatello, Blackfoot, Idaho Falls | |
| Montana | 396.03 | 396.03 | - | - | - | Butte, Helena, Great Falls | |
| TOTAL | 1,433.52 | 1,433.52 | |||||
| I-16 | Georgia | 166.81 | 166.81 | - | - | - | Macon, Savannah |
| I-17 | Arizona | 145.76 | 145.76 | - | - | - | Phoenix, Flagstaff |
| I-19 | Arizona | 63.35 | 63.35 | - | - | - | Nogales, Tucson |
| I-20 | Texas | 636.08 | 636.08 | - | 2.00 | - | Pecos, Monohans, Odessa, Midland, Big Spring, Colorado City, Sweetwater, Abilene, Ft. Worth, Dallas, Longview Marshall |
| Louisiana | 189.87 | 189.87 | - | - | - | Shreveport, Bossier City, Minden, Ruston, Monroe, Tallulah | |
| Mississippi | 154.61 | 129.41 | - | - | 1.60 Mi on I-55, 23.60 Mi on I-59 | Vicksburg, Jackson, Meridian | |
| Alabama | 214.7 | 84.6 | - | - | 130.1 Mi on I-59 | Tuscaloosa, Bessemer, Birmingham, Anniston | |
| Georgia | 202.61 | 202.61 | - | - | - | Atlanta, Covington, Thomson, Augusta | |
| S. Carolina | 141.51 | 141.51 | - | - | - | N.Augusta, Columbia, Camden, Florence | |
| TOTAL | 1,539.38 | 1,384.08 | - | 2.00 | 155.30 | ||
| I-24 | Illinois | 38.73 | 38.73 | - | - | - | Metropolis |
| Kentucky | 93.37 | 93.37 | - | - | - | Paducah, Hopkinsville | |
| Tennessee | 180.16 | 174.86 | - | - | 5.30 Mi on I-40, I-65 | Clarksville, Nashville, Murfreesboro, Manchester, Chattanooga | |
| Georgia | 4.10 | 4.10 | - | - | - | None | |
| TOTAL | 316.36 | 311.06 | - | - | 5.30 | ||
| I-25 | New Mexico | 462.12 | 462.12 | - | - | - | Las Cruces, Socorro, Belen, Albuquerque |
| Colorado | 299.70 | 299.70 | - | - | - | Trinidad, Pueblo, Colorado Springs, Denver, Longmont, Loveland, Ft. Collins | |
| Wyoming | 300.95 | 300.95 | - | - | - | Cheyenne, Casper, Buffalo | |
| TOTAL | 1,062.77 | 1,062.77 | |||||
| I-26 | N. Carolina | 39.92 | 39.92 | - | - | - | Hendersonville, Ashville |
| S. Carolina | 220.95 | 220.95 | - | - | - | Spartanburg, Clinton, Newberry, Columbia, Orangeburg, Goose Creek, Charleston | |
| TOTAL | 260.87 | 260.87 | |||||
| I-27 | Texas | 124.13 | 124.13 | - | 12.90 | - | Amarillo, Canyon, Tulia |
| I-29 | Missouri | 130.72 | 125.22 | - | - | 5.50 Mi on I-35, I-40 | Kansas City, St. Joseph |
| Iowa | 154.75 | 151.75 | - | - | 3.00 Mi on I-80 | Council Bluffs, Sioux City | |
| South Dakota | 252.50 | 252.50 | - | - | - | Vermillion, Sioux Falls, Brookings, Waterton | |
| North Dakota | 217.54 | 217.54 | - | - | - | Wahpeton, Fargo, Grand Forks | |
| TOTAL | 755.51 | 747.01 | - | - | 8.50 | ||
| I-30 | Texas | 223.74 | 223.74 | - | 29.93 | - | Ft. Worth, Dallas, Greenville, Sulpher Springs, Mt. Pleasant, Texarkana |
| Arkansas | 143.02 | 143.02 | - | - | - | Texarkana, Hope, Arkadelphia, Malvern, Benton, Little Rock | |
| TOTAL | 366.76 | 366.76 | - | 29.93 | - | ||
| I-35 | Texas | 504.15 | 407.20 | - | - | 96.95 Mi on I-35E | Laredo, Pearsall, San Antonio Austin, Georgetown, Temple, Waco, Hillsboro, Wasahachie, Dallas, Denton, Gainsville |
| Oklahoma | 235.96 | 235.96 | - | - | - | Ardmore, Pauls Valley, Norman, Oklahoma City, Gutherie, Perry | |
| Kansas | 235.51 | 235.51 | - | - | - | Wichita, Emporia, Ottawa, Olathe, Kansas City | |
| Missouri | 114.74 | 113.74 | - | - | 1.00 Mi on I-70 | Kansas City | |
| Iowa | 218.33 | 218.33 | - | - | - | Des Moines, Ames | |
| Minnesota | 259.69 | 220.46 | - | - | 39.23 Mi on I-35E | Albert Lea, Owatonna, Faribault, St. Paul, Duluth | |
| TOTAL | 1,568.38 | 1,431.20 | - | - | 137.18 | ||
| I-35E | Texas | 96.76 | 96.76 | - | - | - | Hillsboro, Waxahachie, Dallas, Denton |
| Minnesota | 39.34 | 39.34 | - | - | - | St. Paul | |
| TOTAL | 136.10 | 136.10 | |||||
| I-35W | Texas | 85.20 | 85.20 | - | - | - | Ft. Worth, Denton |
| Minnesota | 41.78 | 41.78 | - | - | - | Bloomington, Minneapolis, Blaine | |
| TOTAL | 126.98 | 126.98 | |||||
| I-37 | Texas | 143.00 | 143.00 | - | - | - | Corpus Christi, Mathis |
| I-39 | Illinois | 123.42 | 123.42 | - | 123.42 | - | La Salle, Mendota, Rockford |
| Wisconsin | 182.72 | 182.72 | - | 104.00 | Portage, Wausau | ||
| TOTAL | 306.14 | 306.14 | - | 227.42 | |||
| I-40 | California | 154.61 | 154.61 | - | - | - | Barstow, Needles |
| Arizona | 359.48 | 359.48 | - | - | - | Kingman, Flagstaff, Winslow, Holbrook | |
| New Mexico | 373.51 | 373.51 | - | - | - | Gallup, Grants, Albuquerque, Tucumcari | |
| Texas | 177.10 | 177.10 | - | - | - | Amarillo | |
| Oklahoma | 331.03 | 329.50 | - | - | 1.53 Mi on I-35 | Elk City, Clinton, Weatherford, El Reno, Oklahoma City, Henryetta | |
| Arkansas | 284.69 | 284.69 | - | - | - | Ft. Smith, Russellville, Morriton, Conway, Little Rock, Forrest City, W. Memphis | |
| Tennessee | 455.28 | 455.28 | - | - | - | Memphis, Jackson, Nashville, Lebanon, Cookeville, Crossville, Knoxville, Newport | |
| N. Carolina | 419.40 | 419.40 | - | 91.40 | - | Asheville, Morganton, Hickory, Statesville, Winston-Salem, Greensboro, Burlington, Durham, Raleigh, Smithfield, Wilmington | |
| TOTAL | 2,555.10 | 2,553.57 | - | 91.40 | 1.53 | ||
| I-43 | Wisconsin | 191.55 | 191.55 | - | 63.00 | - | Beloit, Delavan, Milwaukee Sheboygan,Manitowoc Green Bay |
| I-44 | Texas | 14.77 | 14.77 | - | 14.77 | - | Wichita Falls |
| Oklahoma | 328.53 | 324.16 | - | 114.76 | 4.37 Mi on I-35 | Lawton, Chickasha, Oklahoma City, Tulsa, Vinita, Miami | |
| Missouri | 290.49 | 290.49 | - | - | - | Joplin, Springfield, Lebanon, Rolla, Sullivan, St. Louis | |
| TOTAL | 633.79 | 629.42 | - | 129.53 | 4.37 | ||
| I-45 | Texas | 284.91 | 284.91 | - | - | - | Galveston, Texas City, Houston, Huntsville, Corsicana, Ennis, Dallas |
| I-49 | Louisiana | 208.25 | 208.25 | 153.18 | 19.55 | - | LaFayette, Opelousas, Alexandria, Natchitoches, Shreveport |
| I-55 | Louisiana | 65.81 | 65.81 | - | - | - | Hammond |
| Mississippi | 290.41 | 290.41 | - | - | - | McComb, Brookhaven, Jackson, Canton, Winona, Southaven | |
| Tennessee | 12.28 | 12.28 | - | - | - | Memphis | |
| Arkansas | 72.22 | 70.00 | - | - | 2.22 Mi on I-40 | W. Memphis, Blytheville | |
| Missouri | 210.45 | 209.45 | - | - | 1.00 Mi on I-44 | Sikeston, Cape Girardeau, Perryville, St.Louis | |
| Illinois | 313.08 | 294.38 | - | - | 18.70 Mi on I-70 | E.St. Louis, Edwardsville, Litchfield, Springfield, Lincoln, Bloomington, Pontiac,Joliet, Chicago | |
| TOTAL | 964.25 | 942.33 | - | 21.92 | |||
| I-57 | Missouri | 21.96 | 21.96 | - | - | - | Sikeston, Charleston |
| Illinois | 364.16 | 358.57 | - | - | 5.59 Mi on I-70 | Cairo, Marion, Mt.Vernon, Salem, Effingham, Matton, Champaign-Urbana, Rantoul, Kankakee, Chicago | |
| TOTAL | 386.12 | 380.53 | - | - | 5.59 | ||
| I-59 | Louisiana | 11.48 | 11.48 | - | - | - | Slidell |
| Mississippi | 171.72 | 171.72 | - | - | - | Picayune, Hattiesburg, Laurel, Meridian | |
| Alabama | 241.36 | 241.36 | - | - | - | Tuscaloosa, Bessemer, Birmingham, Gadsden, Ft. Payne | |
| Georgia | 20.67 | 20.67 | - | - | - | - | |
| TOTAL | 445.23 | 445.23 | |||||
| I-64 | Missouri | 14.69 | 14.69 | - | 14.69 | - | St. Louis |
| Illinois | 128.12 | 123.98 | - | - | 4.14 Mi on I-57 | E. St. Louis, Mt. Vernon | |
| Indiana | 123.33 | 123.33 | - | - | - | Evansville, New Albany | |
| Kentucky | 185.20 | 185.20 | - | - | - | Louisville, Frankfort, Lexington, Winchester, Mt. Sterling, Moreland | |
| W. Virginia | 188.75 | 124.87 | - | - | 63.88 Mi on I-77 | Huntington, Charleston, Beckley, White Sulpher Springs | |
| Virginia | 297.62 | 267.22 | - | - | 30.40 Mi on I-81 | Covington, Clifton Forge, Lexington, Staunton, Waynesboro, Charlottesville, Richmond, Williamsburg, Newport News, Hampton, Norfolk | |
| TOTAL | 937.71 | 839.29 | - | 14.69 | 98.42 | ||
| I-65 | Alabama | 367.00 | 367.00 | - | - | - | Mobile, Greenville, Montgomery,Clanton Birmingham, Cullman, Decatur, Athens |
| Tennessee | 121.71 | 120.71 | - | - | 1.00 Mi on I-40 | Nashville | |
| Kentucky | 137.32 | 137.32 | - | - | - | Bowling Green, Elizabethtown, Louisville | |
| Indiana | 261.27 | 261.27 | - | - | - | New Albany,Seymour, Columbus,Franklin, Indianapolis,Lebanon, LaFayette, Gary | |
| TOTAL | 887.30 | 886.30 | - | - | 1.00 | ||
| I-66 | Virginia | 74.80 | 74.80 | - | - | - | Front Royal, Manassas, Fairfax, Vienna, Falls Church, Arlington |
| Dist. of Col. | 1.48 | 1.48 | - | - | - | Washington, D.C. | |
| TOTAL | 76.28 | 76.28 | |||||
| I-68 | W. Virginia | 32.06 | 32.06 | - | 32.06 | - | Morgantown |
| Maryland | 81.09 | 81.09 | - | 81.09 | - | Cumberland | |
| TOTAL | 113.15 | 113.15 | - | 113.15 | - | ||
| I-69 | Indiana | 157.3 | 157.3 | - | - | - | Indianapolis, Anderson, Muncie, Fort Wayne |
| Michigan | 198.51 | 193.31 | - | 66.8 | 5.20 Mi on I-96 | Coldwater, Battle Creek, Lansing, Flint | |
| TOTAL | 355.81 | 350.61 | - | 66.8 | 5.20 | ||
| I-70 | Utah | 232.15 | 232.15 | - | - | - | Cove Fort, Richfield, Green River |
| Colorado | 451.04 | 451.04 | - | - | - | Grand Junction, Denver | |
| Kansas | 424.15 | 424.15 | - | - | Goodland, Hays, Russell, Salina, Abilene, Junction City, Topeka, Lawrence, Kansas City | ||
| Missouri | 251.66 | 251.66 | - | - | - | Kansas City, Boonville, Columbia, St. Louis | |
| Illinois | 135.94 | 135.94 | - | - | - | East St. Louis, Vandalia, Effingham | |
| Indiana | 156.6 | 154.47 | - | - | 2.13 Mi on I-65 | Terre Haute, Indianapolis, Richmond | |
| Ohio | 225.6 | 225.6 | - | - | - | Springfield, Columbus, Zanesville, Cambridge | |
| W. Virginia | 14.45 | 14.45 | - | - | - | Wheeling | |
| Pennsylvania | 167.92 | 80.7 | - | - | 87.22 Mi on I-76 | Washington, Monessen-Charleroi Breezewood | |
| Maryland | 93.62 | 93.62 | - | - | - | Hancock, Hagerstown, Frederick, Baltimore | |
| TOTAL | 2,153.13 | 2,063.78 | - | - | 89.35 | ||
| I-71 | Kentucky | 97.42 | 77.72 | - | - | 19.70 Mi on I-75 | Louisville, Covington |
| Ohio | 248.15 | 246.19 | - | - | 0.22 Mi on I-75 & 1.74 Mi on I-70 | Cincinnati, Columbus, Mansfield, Cleveland | |
| TOTAL | 345.57 | 323.91 | - | - | 21.66 | ||
| I-72 | Illinois | 177.25 | 177.25 | - | 99.10 | - | Springfield, Decatur, |
| Missouri | 2.04 | 2.04 | - | 2.04 | - | ||
| TOTAL | 179.29 | 179.29 | - | 101.14 | - | ||
| I-73* | N. Carolina | 12.27 | 12.27 | - | 12.27 | Greensboro | |
| I-74 | Iowa | 5.36 | 5.36 | - | - | - | Davenport |
| Illinois | 220.34 | 214.45 | - | - | 5.89 Mi on I-55 | Moline, Galesburg, Peoria, Bloomington, Champaign-Urbana, Danville | |
| N. Carolina | 12.10 | 12.10 | - | 12.10 | Greensboro | ||
| Indiana | 171.54 | 150.94 | - | - | 20.60 Mi on I-465 | Crawfordsville, Indianapolis, Shelbyville, Greensburg | |
| Ohio | 19.47 | 19.47 | - | - | - | Cincinnati | |
| TOTAL | 428.81 | 402.32 | - | 12.10 | 26.49 | ||
| I-75 | Florida | 470.88 | 470.88 | 46.31 | - | - | Miami, Naples, Ft. Myers, Port Charlotte, Venice, Sarasota, Bradenton, Tampa, Ocala, Gainesville, Lake City |
| Georgia | 355.11 | 355.11 | - | - | - | Valdosta, Tifton, Cordele, Macon, Atlanta, Marietta, Cartersville, Dalton | |
| Tennessee | 161.86 | 142.26 | - | - | 19.60 Mi on I-40 | Chattanooga, Cleveland, Athens Lenoir City, Knoxville | |
| Kentucky | 191.78 | 191.78 | - | - | - | Corbin, Richmond, Lexington, Covington | |
| Ohio | 211.3 | 211.3 | - | - | - | Cincinnati, Middletown, Dayton, Piqua, Sidney, Lima, Findlay, Bowling Green, Toledo | |
| Michigan | 395.54 | 395.54 | - | - | - | Monroe, Detroit, Pontiac, Flint, Saginaw, Bay City, Mackinaw City, Sault Ste. Marie | |
| TOTAL | 1,786.47 | 1,766.87 | 46.31 | - | 26.50 | ||
| I-76 | Colorado | 184.86 | 184.86 | - | - | - | Denver, Fort Morgan, Sterling |
| Nebraska | 2.48 | 2.48 | - | - | - | None | |
| Ohio | 81.65 | 81.65 | - | - | - | Akron, Youngstown | |
| Pennsylvania | 349.67 | 349.67 | - | - | - | Pittsburgh, Monroeville, Somerset, Breezewood, Carlisle,Harrisburg, Philadelphia | |
| New Jersey | 3.04 | 3.04 | - | - | - | Camden | |
| TOTAL | 621.7 | 621.7 | |||||
| I-77 | S.Carolina | 91.05 | 91.05 | - | 9.5 | - | Columbia, Rock Hill |
| N. Carolina | 102.31 | 102.31 | - | 5.8 | - | Charlotte, Mooresville, Statesville | |
| Virginia | 69.4 | 60.6 | - | - | 8.80 Mi on I-81 | Wytheville, Bluefield | |
| W. Virginia | 187.21 | 187.21 | - | - | - | Bluefield, Princeton, Beckley Charleston, Parkersburg | |
| Ohio | 160.13 | 160.13 | - | - | - | Marietta, Dover, Canton, Akron, Cleveland | |
| TOTAL | 610.10 | 601.30 | - | 15.30 | 8.80 | ||
| I-78 | Pennsylvania | 75.23 | 75.23 | - | - | - | Allentown, Bethlehem, Easton |
| New Jersey | 67.83 | 67.83 | - | - | - | Plainfield, Irvington, Newark Jersey City | |
| New York | 0.5 | 0.5 | - | - | - | New York City | |
| TOTAL | 143.56 | 143.56 | |||||
| I-79 | W. Virginia | 160.52 | 160.52 | - | - | - | Charleston, Weston, Clarksburg,Fairmont, Morgantown |
| Pennsylvania | 182.72 | 179.17 | - | - | 3.55 Mi on I-70 | Washington, Pittsburgh, Meadville, Erie | |
| TOTAL | 343.24 | 339.69 | - | - | 3.55 | ||
| I-80 | California | 199.24 | 199.24 | - | - | - | San Francisco, Oakland, El Cerrito, Pinole, Vallejo, Fairfield, Vacaville, Davis, Sacramento, Auburn |
| Nevada | 410.67 | 410.67 | - | - | - | Reno, Sparks, Winnemucca, Elko | |
| Utah | 196.34 | 193.03 | - | - | 3.31 Mi on I-15 | Salt Lake City | |
| Wyoming | 402.76 | 402.76 | - | - | - | Evanston, Rock Springs, Rawlings, Laramie, Cheyenne | |
| Nebraska | 455.32 | 455.32 | - | - | - | Sidney, Ogallala, N. Platte, Lexington, Kearney, Grand Island, York, Lincoln, Omaha | |
| Iowa | 303.23 | 288.94 | - | - | 14.29 Mi on I-35 | Council Bluffs, Des Moines, Newton, Iowa City, Davenport | |
| Illinois | 163.52 | 163.52 | - | - | - | Moline, Genesco, Princeton, La Salle, Ottawa, Morris, Joliet, Chicago | |
| Indiana | 151.56 | 151.56 | - | - | - | Hammond, Gary, South Bend, Elkhart | |
| Ohio | 237.48 | 237.48 | - | 35 | - | Toledo, Elyria, Cleveland, Youngstown | |
| Pennsylvania | 311.07 | 311.07 | - | - | - | Sharon, Clarion, Dubois, Milton, Bloomsburg, Stroudsburg | |
| New Jersey | 68.35 | 68.35 | - | - | - | Paterson, Hackensack, Teaneck | |
| TOTAL | 2,899.54 | 2,881.94 | - | 35.00 | 17.60 | ||
| I-81 | Tennessee | 75.66 | 75.66 | - | - | - | Morristown, Kingsport, Johnson City, Bristol |
| Virginia | 324.92 | 324.92 | - | - | - | Bristol, Marion, Wytheville, Christiansburg, Roanoke, Lexington, Staunton, Harrisonburg, Winchester | |
| W. Virginia | 26 | 26 | - | - | - | Martinsburg | |
| Maryland | 12.08 | 12.08 | - | - | - | Hagerstown | |
| Pennsylvania | 232.63 | 232.63 | - | - | - | Chambersburg, Shippensburg, Carlisle, Harrisburg, Frackville, Mahanoy City, Hazelton, Wilkes-Barre, Scranton | |
| New York | 183.6 | 183.6 | - | - | - | Binghampton, Cortland, Syracuse, Watertown | |
| TOTAL | 854.89 | 854.89 | |||||
| I-82 | Washington | 132.57 | 132.57 | - | - | - | Ellensburg, Yakima, Toppenish, Sunnyside, Grandview, Richland, Kennewick |
| Oregon | 11.01 | 11.01 | - | - | - | Hermiston | |
| TOTAL | 143.58 | 143.58 | |||||
| I-83 | Maryland | 34.5 | 34.5 | - | - | - | Baltimore |
| Pennsylvania | 50.8 | 50.8 | - | - | - | York, Harrisburg | |
| TOTAL | 85.3 | 85.3 | |||||
| I-84 | Oregon | 375.17 | 375.17 | - | 6.89 | - | Portland, Hood River, The Dalles, Pendleton, La Grande, Baker, Ontario |
| Idaho | 275.74 | 275.74 | - | - | - | Caldwell, Napa, Boise, Mountain Home, Jerome, Twin Falls, Burley | |
| Utah | 118.71 | 82.73 | - | - | 35.98 Mi on I-15 | Brigham City, Ogden | |
| Pennsylvania | 54.55 | 54.55 | - | - | - | Scranton | |
| New York | 71.79 | 71.79 | - | - | - | Port Jervis, Middletown, Newburgh, Bacon | |
| Connecticut | 97.9 | 97.9 | - | - | - | Danbury, Waterbury, Bristol, New Britain, Hartford, Manchester, Vernon | |
| Massachusetts | 8.15 | 8.15 | - | - | - | None | |
| TOTAL | 1002.01 | 966.03 | - | 6.89 | 35.98 | ||
| I-85 | Alabama | 80 | 80 | - | - | - | Montgomery, Auburn, Opelika, Lanett |
| Georgia | 179.9 | 171.9 | - | - | 8.00 Mi on I-75 | LaGrange, Newnan, Atlanta | |
| S. Carolina | 106.28 | 106.28 | - | - | - | Anderson, Greenville, Spartanburg, Gaffney | |
| N. Carolina | 233.93 | 195.42 | - | - | 38.51 on I-40 | Gastonia, Charlotte, Kannapolis, Salisbury, Lexington, High Point, Greensboro, Burlington, Durham, Henderson | |
| Virginia | 68.64 | 68.64 | - | - | - | Petersburg | |
| TOTAL | 668.75 | 622.24 | - | - | 46.51 | ||
| I-86 | Idaho | 62.85 | 62.85 | - | - | - | American Falls, Pocatello |
| New York | 176.57 | 176.57 | - | 176.57 | - | ||
| Pennsylvania | 6.99 | 6.99 | - | 6.99 | - | ||
| TOTAL | 246.41 | 246.41 | - | 183.56 | - | ||
| I-87 | New York | 333.49 | 333.49 | - | 29.8 | New York City, Newburgh, Kingston, Albany, Saratoga Springs, Glenn Falls, Plattsburg | |
| I-88 | Illinois | 140.6 | 140.6 | - | 140.6 | - | Sterling, Rock Falls, Rochelle, DeKalb, Aurora, Naperville, Downers Grove, Elmhurst, Villa Park, Lombard, Chicago |
| New York | 117.75 | 117.75 | - | - | - | Binghampton, Oneonta, Schenectady | |
| TOTAL | 258.35 | 258.35 | - | 140.6 | - | ||
| I-89 | N. Hampshire | 60.87 | 60.87 | - | - | - | Concord, Lebanon |
| Vermont | 130.25 | 130.25 | - | - | - | Montpelier, Waterbury, Burlington, St. Albans, Swanton | |
| TOTAL | 191.12 | 191.12 | |||||
| I-90 | Washington | 296.92 | 296.92 | - | - | - | Seattle, Bellevue, Ellensburg, Moses Lake, Spokane |
| Idaho | 73.55 | 73.55 | - | - | - | Couer D'Alene, Kellogg, Wallace | |
| Montana | 551.68 | 544.03 | - | - | 7.65 Mi on I-15 | Missoula, Deer Lodge, Butte Bozeman, Livingston, Laurel, Billings, Hardin | |
| Wyoming | 208.8 | 208.8 | - | - | - | Sheridan, Buffalo, Gillette | |
| South Dakota | 412.76 | 412.76 | - | - | - | Spearfish, Sturgis, Rapid City Chamberlain, Mitchell, Sioux Falls | |
| Minnesota | 275.7 | 275.7 | - | - | - | Worthington, Fairmont, Albert Lea, Austin, Rochester | |
| Wisconsin | 108.61 | 108.61 | - | - | - | La Crosse, Onalaska, Tomah Madison, Janesville, Beloit | |
| Illinois | 123.89 | 108.5 | - | 16.71 | 15.39 Mi on I-94 | Rockford, Elgin, Chicago | |
| Indiana | 156.28 | 20.68 | - | - | 135.6 Mi on I-80 | Hammond, Gary, South Bend, Elkhart | |
| Ohio | 244.75 | 101.95 | - | - | 142.80 Mi. on I-80 | Toledo, Elyria, Cleveland Ashtabula, Conneaut | |
| Pennsylvania | 46.4 | 46.4 | - | - | - | Erie | |
| New York | 385.48 | 385.48 | - | - | - | Dunkirk, Buffalo, Batavia, Rochester, Syracuse, Oneida, Utica, Amsterdam, Schenectady, Albany | |
| Massachusetts | 135.72 | 135.72 | - | 2.90 | - | Springfield, Holyoke, Worcester, Framingham, Boston | |
| TOTAL | 3,020.54 | 2,719.10 | - | 19.61 | 301.44 | ||
| I-91 | Connecticut | 58.00 | 58.00 | - | - | - | New Haven, Meriden, Hartford |
| Massachusetts | 54.99 | 54.99 | - | - | - | Springfield, Holyoke, Northampton, Greenfield | |
| Vermont | 177.38 | 177.38 | - | - | - | Brattleboro, St. Johnsbury, Newport | |
| TOTAL | 290.37 | 290.37 | |||||
| I-93 | Massachusetts | 47.07 | 47.07 | - | 14.10 | - | Boston, Lawrence |
| New Hampshire | 131.78 | 131.78 | - | - | - | Manchester, Concord, Franklin Plymouth, Littleton | |
| Vermont | 11.10 | 11.10 | - | - | - | St. Johnsbury | |
| TOTAL | 189.95 | 189.95 | - | 14.1 | - | ||
| I-94 | Montana | 249.15 | 249.15 | - | - | - | Billings, Miles City, Glendive |
| North Dakota | 352.39 | 352.39 | - | - | - | Dickinson, Mandan, Bismarck, Jamestown, Valley City, Fargo | |
| Minnesota | 259.49 | 259.22 | - | - | 0.27 Mi on I-35E | Moorhead, Fergus Falls, Alexandria, St. Cloud, Minneapolis, St. Paul | |
| Wisconsin | 341.02 | 249.26 | - | - | 91.76 Mi on I-90 | Eau Claire, Tomah, Madison Waukesha, Milwaukee, Racine Kenosha | |
| Illinois | 61.53 | 59.05 | - | - | 2.48 Mi on I-80 | Waukegan, Highland Park, Skokie, Chicago, Calumet City | |
| Indiana | 46.13 | 30.08 | - | - | 16.05 Mi on I-80 | Hammond, Gary, Portage, Michigan City | |
| Michigan | 275.49 | 275.49 | - | - | - | Benton Harbor, Kalamazoo, Battle Creek, Marshall, Jackson, Ann Arbor, Ypsilanti Dearborn, Detroit, Port Huron | |
| TOTAL | 1,585.20 | 1,474.64 | - | - | 110.56 | ||
| I-95 | Florida | 382.15 | 382.15 | - | - | - | Miami, Hollywood, Fort Lauderdale, Boca Raton, W. Palm Beach, Fort Pierce, Melbourne, Titusville, Daytona Beach, Jacksonville |
| Georgia | 112.00 | 112.00 | - | - | - | Brunswick, Savannah | |
| S. Carolina | 198.76 | 198.76 | - | - | - | Walterboro, Florence, Dillon | |
| N. Carolina | 181.71 | 181.71 | - | - | - | Lumberton, Fayetteville, Roanoke Rapids | |
| Virginia | 178.73 | 178.73 | - | 24.08 | - | Emporia, Petersburg, Richmond, Fredericksburg, Alexandria | |
| Dist. of Col. | 0.11 | 0.11 | - | - | - | Washington | |
| Maryland | 110.01 | 110.01 | - | - | - | Suitland, New Carollton, Greenbelt, Laurel, Baltimore, Aberdeen, Havre de Grace | |
| Delaware | 23.43 | 23.43 | - | - | - | Wilmington | |
| Pennsylvania | 51.08 | 51.08 | - | - | - | Chester, Philadelphia (NOTE: Pennsylvania mileage measured to Pa-NJ state line at Trenton. Completion of new interchange with I-276 north of Philadelphia will make the ending terminus near Florence, New Jersey.) | |
| New Jersey | 97.76 | 97.76 | - | - | - | New Brunswick, Elizabeth, Newark, North Bergen (NOTE: New Jersey mileage measured from the Pa-NJ line near the future terminus at Florence, N.J. via the N.J. Turnpike to New York.) | |
| New York | 23.50 | 23.50 | - | - | - | New York City, New Rochelle | |
| Connecticut | 111.57 | 111.57 | - | - | - | Greenwich, Stamford, Norwalk, Bridgeport, New Haven, New London | |
| Rhode Island | 42.36 | 42.36 | - | - | - | Warwick, Cranston, Providence, Pawtucket | |
| Massachusetts | 91.95 | 91.95 | - | 37.54 | - | Attleboro, Boston, Needham, Lexington, Woburn, Danvers | |
| New Hampshire | 16.11 | 16.11 | - | - | - | Portsmouth | |
| Maine | 298.51 | 298.51 | - | - | - | Kittery, Portland, Brunswick, Augusta, Waterville, Bangor Houlton | |
| TOTAL | 1,919.74 | 1,919.74 | - | 61.62 | - | ||
| I-96 | Michigan | 192.06 | 192.06 | - | - | - | Muskegon, Grand Rapids, Lansing, Livonia, Detroit |
| I-97 | Maryland | 17.62 | 17.62 | 14.90 | - | - | Annapolis, Baltimore |
| I-99* | Pennsylvania | 53 | 53 | 53* | Bedford |
* High priority addition per 1991 ISTEA NOTE:
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