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Table 2 - Auxiliary Routes

Table 2: Auxiliary Routes of the Dwight D. Eisenhower National System Of Interstate and Defense Highways as of December 31, 2018
Interstate Route State Total Miles Net Miles Howard- Cramer Miles Sections 103(c)(4)(A) Miles ISTEA Miles Overlap Miles & Route Urban Areas Served
H-201 Hawaii 4.1 4.1 - 4.1 - - Honolulu
I-105 California 17.32 17.32 7 - - - Los Angeles; Inglewood; South Gate; Downey
Oregon 3.49 3.49 - - - - Eugene
I-110 California 20.43 20.43 - - - - Los Angeles; Pasadena; Hawthorne; Gardena; Carson
Texas 0.92 0.92 - - - - El Paso
Louisiana 8.89 8.89 - - - - Baton Rouge
Mississippi 4.1 4.1 - - - - Biloxi-Gulfport
Florida 6.94 6.94 - - - - Pensacola
I-115 Montana 1.19 1.19 - - - - Butte
I-124 Tennessee 1.97 1.97 - - - - Chattanooga
I-126 South Carolina 3.68 3.68 - - - - Columbia
I-129 Iowa 0.27 0.27 - - - - Sioux City
Nebraska 3.21 3.21 - - - - Sioux City
I-135 Kansas 95.74 95.74 - - - - Wichita; Salina
I-140 Tennessee 11.17 11.17 - 11.17 - - Knoxville
North Carolina 12.69 12.69 - 12.69 - - Wilmington
I-155 Illinois 32.13 32.13 - 32.13 - - Lincoln; Peoria
Missouri 10.84 10.84 - - - - Caruthersville
Tennessee 15.93 15.93 - - - - Dyersburg
I-165 Alabama 4.9 4.9 - - - - Mobile; Prichard
Kentucky 70.2 70.2 - - - - Bowling Green; Owensboro
I-169 Texas 1.5 1.5 - - 1.5 -  
I-170 Missouri 11.17 11.17 - 4.29 - - St. Louis; Hazelwood; Berkeley; Clayton; University City; Richmond Heights
I-172 Illinois 19.69 19.69 - 19.69 - - Quincy
I-175 Florida 1.44 1.44 - 1.44 - - Tampa-St. Petersburg
I-176 Pennsylvania 11.35 11.35 - - - - Reading
I-180 Wyoming 1.09 1.09 - - - - Cheyenne
Nebraska 3.18 3.18 - - - - Lincoln
Illinois 13.19 13.19 - - - - None
Pennsylvania 28.84 28.84 - 28.85 - - Williamsport; Montoursville
I-182 Washington 15.19 15.19 - - - - Richland, Pasco, Kennewick-Richland
I-184 Idaho 3.62 3.62 - - - - Boise
I-185 Georgia 49.3 49.3 - 5.5 - - Columbus
South Carolina 17.7 17.7 - 14.5 - - Maudlin-Simpsonville
I-189 Vermont 1.49 1.49 - - - - Burlington
I-190 South Dakota 1.72 1.72 - - - - Rapid City
Illinois 3.07 3.07 - 3.07 - - Chicago; Park Ridge; Schiller Park; Harwood Heights
New York 28.34 28.34 - - - - Buffalo
Massachusetts 19.26 19.26 - - - - Worcester; Leominster-Fitchburg
I-194 North Dakota 1.2 1.2 - - - - Bismarck
Michigan 3.4 3.4 - - - - Battle Creek
I-195 Florida 4.42 4.42 - - - - Miami; Miami Beach
Virginia 3.24 3.24 - - - - Richmond
Maryland 4.35 4.35 2.2 1.04 - - Baltimore; Halethorpe; Linthicum
New Jersey 34.17 34.17 27.3 - - - New York-Newark; Trenton
Rhode Island 3.82 3.82 - - - - Providence; East Providence
Massachusetts 40.73 40.73 - 14.28 - - Barnstable Town; New Bedford; Fairhaven
Maine 1.55 1.55 - - - - Biddeford-Saco
I-196 Michigan 80.8 80.8 - - - - Benton Harbor, Holland, Grand Rapids; Grandville; Wyoming
I-205 California 12.97 12.97 - - - - Tracy
Oregon 26.07 26.07 - - - - Portland; Milwaukie; Parkrose
Washington 10.57 10.57 - - - - Vancouver
I-210 California 48.72 48.72 - - - - Los Angeles; Glendale; Pasadena; Arcadia
Louisiana 12.4 12.4 - - - - Lake Charles
I-215 California 54.5 54.5 - 54.5 - - Riverside-San Bernardino, Temecula-Murrieta
Utah 29.02 29.02 - - - - Salt Lake City; Millcreek; Holladay; Cottonwood
Nevada 11.1 11.1 - 11.1 -   Henderson, Las Vegas
I-220 Louisiana 17.62 17.62 - - - - Shreveport; Bossier City
Mississippi 12.01 12.01 - - - - Jackson
I-225 Colorado 12.46 12.46 - - - - Denver-Aurora
I-229 Missouri 14.97 14.97 - - - - St. Joseph
South Dakota 11.33 11.33 - - - - Sioux Falls
I-235 Oklahoma 5.36 5.36 - 1.54 - - Oklahoma City
Kansas 16.52 16.52 - - - - Wichita
Iowa 13.78 13.78 - - - - Des Moines
I-238 California 2.23 2.23 - 2.23 - - Hayward
I-240 Oklahoma 16.22 16.22 - 4.35 - - Oklahoma City
Tennessee 19.27 19.27 - - - 5.2 Mi on I-69 Memphis
North Carolina 9.54 9.54 - 6.92 - - Asheville
I-244 Oklahoma 15.75 15.75 - - - - Tulsa
I-255 Missouri 3.77 3.77 - - - - St. Louis; East St. Louis
Illinois 27.05 27.05 - - - - St. Louis; East St. Louis
I-264 Kentucky 22.93 22.93 - - - - Louisville; Shively; St. Matthews
Virginia 25.07 25.07 - 12 - - Virginia Beach
I-265 Kentucky 24.48 24.48 - 21.2 - - Louisville; Okolona; Jeffersontown
Indiana 6.73 6.73 - - - - New Albany
I-269 Tennessee 19.2 19.2 - - 19.2 - Collierville; Memphis; Arlington
Mississippi 25.93 25.93 - - 25.93 - Hernando
I-270 Colorado 6.61 6.61 - - - - Denver-Aurora; Commerce City
I-270 Missouri 35.62 35.62 - - - - St. Louis; Florissant; Ferguson; Bridgeton; Kirkwood
I-270 Illinois 14.97 14.97 - - - - St. Louis; East St. Louis; Granite City
I-270 Ohio 54.97 54.97 - - - - Columbus; Whitehall; Gahanna; Upper Arlington; Grove City
I-270 Maryland 34.4 34.4 - - - - Rockville, Gaithersburg, Frederick
I-271 Ohio 46.06 40.22 - - - 5.84 Mi. on I-480 Cleveland; Maple Heights; Shaker Heights; South Euclid
I-275 Florida 60.64 60.64 - - - - St. Petersburg-Tampa; Gulfport; Pinellas Park; Sarasota-Bradenton
Tennessee 2.98 2.98 - - - - Knoxville
Kentucky 24.58 24.58 - - - - Covington- Newport
Ohio 55.97 52.52 - - - 3.45 Mi. on I-74 Cincinnati; Sharonville; Springdale
Indiana 3.16 3.16 - - - - None
Michigan 29.97 29.97 - - - - Ann Arbor, Detroit; Romulus; Westland
I-276 Pennsylvania 32.28 32.28 - - - - Philadelphia; King of Prussia; Norristown
I-277 North Carolina 4.46 4.46 - 1.72 - - Charlotte
Ohio 4.14 4.14 - - - - Akron
I-278 New Jersey 2 2 - - - - Elizabeth
New York 33.62 33.62 - - - - New York City-Newark; Staten Island; Brooklyn; Queens; Bronx
I-279 Pennsylvania 13.32 13.32 - - - - Pittsburgh
I-280 California 57.22 57.22 - - - - San Francisco, San Jose; Daly City; San Bruno; Mountain View
Iowa 9.38 9.38 - - - - Davenport
Illinois 17.6 8.21 - - - 9.39 Mi. on I-74 Rock Island
Ohio 12.41 12.41 - - - - Toledo
New Jersey 17.85 17.85 - - - - Orange, West Orange, East Orange, Newark
I-283 Pennsylvania 2.91 2.91 - - - - Harrisburg
I-285 Georgia 63.98 62.77 - - - 1.21 Mi. on I-85 Atlanta
North Carolina 23.49 23.49         Lexington; Winston-Salem
I-287 New Jersey 67.54 67.54 - - - - Northeast New Jersey; Somerville; Morristown; Pompton Plain; Oakland
I-287 New York 31.18 11.98 - - - 19.20 Mi. on I-87 New York City; Suffern; Spring Valley; White Plains; Tarrytown; Port Chester
I-290 Illinois 29.84 29.84 - - - - Chicago; Schaumburg; Elmhurst; Maywood; Cicero
New York 9.8 9.8 - - - - Buffalo; Town of Tonawanda; Amherst
Massachusetts 20.16 20.16 - - - - Worcester
I-291 Connecticut 6.02 6.02 - - - - Hartford
Massachusetts 5.44 5.44 - - - - Springfield
I-293 New Hampshire 11.18 11.18 - 5.68 - - Manchester
I-294 Illinois 53.42 48.1 - - - 5.32 Mi. on I-80 Chicago; Harvey; Westchester; Oak Lawn
I-295 Florida 61.04 61.04 - 25.53 - - Jacksonville
North Carolina 14.1 14.1 - - - - Fayetteville
Virginia 52.56 52.56 - - - - Richmond, Petersburg-Colonial Heights
District of Columbia 5.2 5.2 - - - - Washington, D.C.
Maine 10.9 10.9         Portland
Maryland 0.8 0.8 - - - - Washington, D.C.
Delaware 5.71 5.71 - - - - Wilmington
New Jersey 68.06 68.06 - - - - Camden, Trenton
New York 7.7 7.7 - - - - New York City; Queens; Bronx
Rhode Island 22.35 22.35 - - - - Providence; Cranston
Massachusetts 4.23 4.23 - - - - Providence (R.I.)
Maine 11.02 11.02 - - - - Portland
I-296 Michigan 3.5 3.5 - - - - Grand Rapids
I-305 California 6 6 - - - - Sacramento
I-310 Louisiana 11.25 11.25 - - - - New Orleans
I-315 Montana 0.83 0.83 - - - - Great Falls
I-335 Kansas 50.13 50.13 - 50.13 - - Topeka, Emporia
I-345 Texas 1.4 1.4 - - - - Dallas
I-355 Illinois 32.51 32.51 - 32.51 - - Chicago; Bolingbrook; Downers Grove; Glen Ellyn; Lombard
I-359 Alabama 2.3 2.3 - - - - Tuscaloosa
I-369 Texas 3.5 3.5 - - 3.5 -
I-370 Maryland 2.54 2.54 1.18 - - - Washington, D.C.; Rockville; Gaithersburg
I-375 Florida 1.34 1.34 - 1.34 - - Tampa-St. Petersburg
Michigan 1.1 1.1 - - - - Detroit
I-376 Pennsylvania 85.6 85.6 - - - - Pittsburgh; Monroeville; Wilkinsburg
I-380 California 3.3 3.3 - - - - San Francisco-Oakland; San Bruno; Waterloo, Cedar Rapids, Iowa City
Iowa 73.05 73.05 - - - - Waterloo, Cedar Rapids, Iowa City
Pennsylvania 24.45 24.45 - - - - Scranton
I-381 Virginia 1.67 1.67 - - - - Bristol
I-384 Connecticut 8.2 8.2 - - - - Hartford; East Hartford; Manchester
I-385 S. Carolina 42.16 42.16 - 36 - - Greenville; Laurens
I-390 New York 76.06 76.06 60.5 - - - Rochester
I-391 Massachusetts 4.46 4.46 - - - - Springfield
*Chicopee
*Holyoke
I-393 New Hampshire 4.6 4.6 - - - - Concord
I-394 Minnesota 9.75 9.75 - - - - Minneapolis; St. Louis Park; Golden Valley
I-395 Florida 1.29 1.29 - - - - Miami
Virginia 9.91 9.91 - - - - Arlington, Alexandria
District of Columbia 3.48 3.48 - - - - Washington, D.C.
Maryland 1.98 1.98 - - - - Baltimore
Connecticut 54.69 54.69 - 54.69 - - Norwich-New London
Massachusetts 11.91 11.91 - 11.91 - - Worcester
Maine 4.99 4.99 - - - - Bangor
I-405 California 72.15 72.15 - - - - Los Angeles; Irvine; Costa Mesa; Huntingdon Beach; Long Beach; Torrance; Inglewood; Santa Monica
Oregon 3.53 3.53 - - - - Portland
Washington 30.3 30.3 - - - - Seattle; Renton; Bellevue
I-410 Texas 49.49 49.49 - 9.93 - - San Antonio
I-430 Arkansas 12.93 12.93 - - - - Little Rock
I-435 Kansas 28.03 28.03 - - - - Kansas City; Leawood; Overland Park; Shawnee
Missouri 52.78 52.78 - - - - Kansas City; Grandview; Raytown; Independence; Gladstone
I-440 Arkansas 9.96 9.96 - 9.96 - - Little Rock
Tennessee 7.64 7.64 - - - - Nashville-Davidson
North Carolina 16.77 16.77 - 16.77 - 2.9 Mi on I-87 Raleigh
I-444 Oklahoma 2.51 2.51 - - - - Tulsa
I-459 Alabama 32.8 32.8 - - - - Birmingham; Bessemer; Bluff Park; Homewood
I-464 Virginia 4.71 4.71 - - - - Virginia Beach
I-465 Indiana 52.73 52.73 - 5.03 - 20.60 Mi on I-74 Indianapolis
I-469 Indiana 30.83 30.83 - 30.83 - - Ft. Wayne, New Haven
I-470 Kansas 13.72 13.72 - - - - Topeka
Missouri 16.72 16.72 - - - - Kansas City, Lee's Summit; Independence
Ohio 6.69 6.69 - - - - Wheeling (W.Va.-Ohio)
West Virginia 3.94 3.94 - - - - Wheeling
I-471 Kentucky 5.02 5.02 - - - - Newport
Ohio 0.73 0.73 - - - - Cincinnati
I-474 Illinois 14.88 14.88 - - - - Peoria
I-475 Georgia 15.83 15.83 - - - - Macon
Ohio 20.37 20.37 - - - - Toledo
Michigan 16.9 16.9 - - - - Flint
I-476 Pennsylvania 130.25 130.25 - 110 - - Allentown-Bethlehem,; Philadelphia; Ridley Park; Marple; Broomall; Conshohocken; Scranton
I-478 New York 2.14 2.14 - 2.14 - - New York City; Brooklyn; Manhattan
I-480 Nebraska 4.15 4.15 - - - - Omaha
Iowa 0.75 0.75 - - - - Council Bluffs
Ohio 41.77 41.77 - - - 5.84 Mi. on I-271 Cleveland; Bedford Heights; Maple Heights; Garfield Heights; North Olmstead; Parma
I-481 New York 15.04 15.04 - - - - Syracuse; DeWitt
I-485 North Carolina 66.68 66.68 - 66.68 - - Charlotte, Gastonia
I-490 Ohio 2.43 2.43 - - - - Cleveland
New York 37.4 37.4 - - - - Rochester
I-494 Minnesota 42.94 42.94 - - - - Minneapolis; Bloomington; Eden Prairie; Maple Grove; Minnetonka
I-495 Virginia 15.28 15.28 - - - - Washington, D.C.; Springfield; Annandale; McLean; Vienna
Maryland 16.13 16.13 - - - - Washington, D.C.; Bethesda; Wheaton; Silver Spring
Delaware 11.47 11.47 - - - - Wilmington; Claymont
New York 66.38 66.38 - 62.7 - - New York City *Manhattan; Manhattan; Queens; Long Island
Massachusetts 121.56 121.56 12.9 18.5 - - Barnstable Town, Boston, Lowell, Lawrence
Maine 50.47 50.47 - 50.47 - - Portland, Lewiston, Gardiner
I-496 Michigan 12.1 12.1 - - - - Lansing
I-505 California 32.98 32.98 - - - - Vacaville
I-510 Louisiana 3.04 3.04 - - - - New Orleans
I-515 Nevada 20.54 20.54 - 14.9 - - Las Vegas
I-516 Georgia 6.49 6.49 - 6.49 - - Savannah
I-520 Georgia 16.14 16.14 9.11 7.03 - - Augusta
South Carolina 7.2 7.2 - 7.2 - - North Augusta, Belvedere
I-526 South Carolina 19.26 19.26 - 11.2 - - Charleston; North Charleston; Mount Pleasant
I-530 Arkansas 46.65 46.65 - 46.65 - - Pine Bluff
I-535 Minnesota 1.57 1.57 - - - - Duluth
Wisconsin 1.21 1.21 - - - - Superior
I-540 North Carolina 25.84 25.84 - 25.84 - - Raleigh, Knightsdale
Arkansas 15.87 15.87   5.97     Fort Smith
I-555 Arkansas 44.57 44.57 - - - - Trumann, Jonesboro
I-564 Virginia 3.03 3.03 - - - - Virginia Beach
I-565 Alabama 21.4 21.4 - - - - Huntsville
I-575 Georgia 30.97 30.97 29.16 - - - Atlanta
I-579 Pennsylvania 2.73 2.73 - - - - Pittsburgh
I-580 California 75.63 75.63 - 7.3 - - Concord, Livermore, San Francisco-Oakland, San Rafeal-Novato
Nevada 35.019 35.019 - 31.239 - - Carson City, Reno
I-581 Virginia 6.64 6.64 - - - - Roanoke
I-585 South Carolina 2.25 2.25 - - - - Spartanburg
I-587 New York 1.21 1.21 - - - - Kingston
I-590 New York 5.31 5.31 5.31 - - - Rochester
I-595 Maryland 19.97 19.97 19.31 - - - Washington, D.C.; Bowie; Annapolis
Florida 12.86 12.86 - 8.8 - - Miami
I-605 California 27.4 27.4 - - - - Los Angeles; Long Beach; Lakewood; Bellflower; Norwalk; Downey; South Whittier; El Monte
I-610 Texas 37.97 37.97 - - - - Houston
Louisiana 4.52 4.52 - - - - New Orleans
I-630 Arkansas 7.4 7.4 - - - - Little Rock
I-635 Texas 37 37 - - - - Dallas; Balch Springs; Mesquite
Kansas 8.9 8.9 - - - - Kansas City
Missouri 3.77 3.77 - - - - Kansas City
I-640 Tennessee 7.03 7.03 - - - - Knoxville
I-664 Virginia 20.21 20.21 - 9.2 - - Virginia Beach
I-670 Kansas 1.64 1.64 - - - - Kansas City
Missouri 1.17 1.17 - - - - Kansas City
Ohio 9.37 9.37 - - - - Columbus
I-675 Georgia 11.04 11.04 7.78 - - - Atlanta
Ohio 26.53 26.53 - - - - Dayton
Michigan 7.7 7.7 - - - - Saginaw
I-676 Pennsylvania 2.16 2.16 - - - - Philadelphia
New Jersey 4.75 4.75 - - - - Camden
I-678 New York 14.33 14.33 - 7.8 - - New York City; Queens; Bronx
I-680 California 70.52 70.52 - 12.5 - - San Jose, Milpitas, Freemont, Walnut Creek, Concord
Nebraska 13.32 13.32 - - - - Omaha
Iowa 29.54 19.63 - - - 9.91 Mi on I-29 Omaha
Ohio 16.43 16.43 - - - - Youngstown
I-684 New York 27.06 27.06 - - - - White Plains
Connecticut 1.41 1.41 - - - - Bridgeport-Stamford
I-685 Alabama 14 0 - - - 14 Mi on I-85 Montgomery
I-690 New York 14.19 14.19 - - - - Syracuse
I-691 Connecticut 8.38 8.38 6.69 - - - Hartford, New Haven
I-694 Minnesota 22.62 21.97 - - - 0.65 Mi on I-35E Minnieapolis-St. Paul; Maplewood; Roseville; Fridley
I-695 District of Columbia 2 2 - - - - Washington, D.C.
Maryland 30.57 30.57 - 2.2 - - Baltimore; Dundalk; Essex; Rosedale; Towson; Catonsville
New York 1.4 1.4         New York City
I-696 Michigan 29.3 29.3 - - - - Detroit; Warren; Roseville
I-705 Washington 1.5 1.5 - - - - Seattle
I-710 California 19.66 19.66 - 19.66 - - Los Angeles; Long Beach; Downey; Compton; East Los Angeles
I-759 Alabama 4.5 4.5 - - - - Gadsden
I-780 California 6.5 6.5 - - - - Vallejo
I-781 New York 4.3 4.3 - - - -  
I-785 North Carolina 6.81 0 - - - 6.81 Mi on I-840 Greensboro
I-787 New York 10.16 10.16 - - - - Albany
I-790 New York 2.41 2.41 - - - - Utica
I-794 Wisconsin 3.75 3.75 - - - - Milwaukee
I-795 Maryland 8.99 8.99 - 5.47 - - Baltimore; Pikesville; Owings Mill
North Carolina 25.46 25.46 - 25.46 -   Goldsboro
I-805 California 28.02 28.02 - - - - San Diego; Chula Vista; National City
I-820 Texas 35.17 35.17 - - - - Dalla-Ft. Worth-Arlington
I-840 North Carolina 13.47 9.91 - - - 3.56 Mi on I-73, 6.81 Mi on I-785 Greensboro
Tennessee 77 77 - - - - Murfreesboro, Lebanon
I-865 Indiana 5.03 5.03 - - - - Indianapolis
I-878 New York 0.7 0.7 - - - - New York City
I-880 California 47.22 47.22 - 47.22 - - San Jose, San Fracisco-Oakland
I-890 New York 9.35 9.35 - - - - Albany
I-894 Wisconsin 4.7 4.7 - - - 10 Mi on I-41 Milwaukee; West Allis; Wauwatosa
I-895 Maryland 11.44 11.44 - - - - Baltimore; Dundalk
I-910 Louisiana 9.7 9.7 - - 9.7 -  
I-980 California 2.03 2.03 - 1 - - Oakland
I-985 Georgia 24.04 24.04 - 24.04 - - Gainesville
I-990 New York 6.35 6.35 - 2.04 - - Buffalo; Amherst

Notes:

Updated: 5/6/2019
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