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Table 2: Auxiliary Routes of the Dwight D. Eisenhower National System Of Interstate and Defense Highways as of October 31, 2002
Interstate
Route
State Total Miles Net Miles Howard-
Cramer
Miles
Sections
103(c)(4)(A)
& ISTEA
Miles
Overlap
Miles
& Route
Urban Areas Served
(* = Major Suburbs)
H-201Hawaii4.104.10-4.10-Honolulu
I-105California17.3217.327.00--Los Angeles
* Inglewood
* South Gate
* Downey
Oregon3.493.49---Eugene
I-110California20.4320.43---Los Angeles
* Pasadena
* Hawthorne
* Gardena
* Carson
Texas0.920.92---El Paso
Louisiana8.898.89---Baton Rouge
Mississippi4.104.10---Biloxi-Gulfport
Florida6.946.94---Pensacola
I-115Montana1.191.19---Butte
I-124Tennessee1.971.97---Chattanooga
I-126S. Carolina3.683.68---Columbia
I-129Iowa0.270.27---Sioux City
Nebraska3.213.21---Sioux City
I-135Kansas95.7495.74---Wichita
* Salina
I-140Tennessee11.1711.17-11.17-Knoxville, Alcoa
I-155Illinois32.1332.13-32.13-Lincoln, Peoria
Missouri10.8410.84---Caruthersville
Tennessee15.9315.93---Dyersburg
I-164Indiana21.2421.24---Evansville
I-165Alabama4.904.90---Mobile
* Prichard
I-170Missouri11.1711.17-4.29-St. Louis
* Hazelwood
* Berkeley
* Clayton
* University City
* Richmond Heights
I-172Illinois19.6919.69-19.69-Quincy
I-175Florida1.441.44-1.44-St. Petersburg
I-176Pennsylvania11.3311.33---Reading
I-180Wyoming1.091.09---Cheyenne
Nebraska3.183.18---Lincoln
Illinois13.1913.19---None
Pennsylvania28.8528.85-28.85-Williamsport
* Montoursville
I-181Tennessee23.8523.85-23.85-Kingsport, Johnson City
I-182Washington15.1915.19---Richland, Pasco, Kennewick
I-184Idaho3.623.62---Boise
I-185Georgia49.3049.30-5.50-Columbus
S. Carolina17.7017.70-14.50-Greenville
I-189Vermont1.491.49---Burlington
I-190South Dakota1.721.72---Rapid City
Illinois3.073.07-3.07-Chicago
* Park Ridge
* Schiller Park
* Harwood Heights
New York28.3428.34---Buffalo, Niagara Falls
Massachusetts19.2619.26---Worcester, Leominster
I-194North Dakota1.201.20---Bismarck-Mandan
Michigan3.383.38---Battle Creek
I-195Florida4.424.42---Miami
* Miami Beach
Virginia3.243.24---Richmond
Maryland4.714.712.201.40-Baltimore
* Halethorpe
* Linthicum
New Jersey34.1734.1727.30--Trenton, Asbury Park
Rhode Island3.823.82---Providence
* East Providence
Massachusetts40.7340.73-14.28-Fall River
* Somerset
New Bedford
* Fairhaven
Maine1.551.55---Biddeford-Saco
I-196Michigan80.6580.65---Benton Harbor, Holland, Grand Rapids
* Grandville
* Wyoming
I-205California12.9712.97---None
Oregon26.0726.07---Portland
* Milwaukie
* Parkrose
Washington10.5710.57---Vancouver
I-210California48.7248.72---Los Angeles
* Glendale
* Pasadena
* Arcadia
Louisiana12.4012.40---Lake Charles
I-215California54.5054.50-54.50-San Bernardino, Riverside
Utah29.0229.02---Salt Lake City
* Millcreek
* Holladay
* Cottonwood
I-220Louisiana17.6217.62---Shreveport
* Bossier City
Mississippi12.0112.01---Jackson
I-225Colorado12.0012.00---Denver
* Aurora
I-229Missouri14.9714.97---St. Joseph
South Dakota11.3311.33---Sioux Falls
I-235Oklahoma5.365.36-1.54-Oklahoma City
Kansas16.5216.52---Wichita
Iowa13.7813.78---Des Moines
I-238California2.232.23-2.23-Hayward
I-240Oklahoma16.2216.22-4.35-Oklahoma City
Tennessee19.2719.27---Memphis
N. Carolina9.149.14-6.92-Asheville
I-244Oklahoma15.7515.75---Tulsa
I-255Missouri3.773.77---St. Louis
* East St. Louis
Illinois27.0527.05---St. Louis
* East St. Louis
I-264Kentucky22.9322.93---Louisville
* Shively
* St. Matthews
Virginia25.0725.07-12.00-Norfolk
* Portsmouth
I-265Kentucky24.4824.48-21.20-Louisville
* Okolona
* Jeffersontown
Indiana6.736.73---New Albany
I-270Colorado5.315.31---Denver
* Commerce City
Missouri35.6235.62---St. Louis
* Florissant
* Ferguson
* Bridgeton
* Kirkwood
Illinois14.9714.97---St. Louis
* East St. Louis
* Granite City
Ohio54.9754.97---Columbus
* Whitehall
* Gahanna
* Upper Arlington
* Grove City
Maryland34.4034.40---Rockville, Gaithersburg, Frederick
I-271Ohio46.0640.22--5.84 Mi. on I-480Cleveland
* Maple Heights
* Shaker Heights
* South Euclid
I-275Florida60.6460.64---St. Petersburg
* Gulfport
* Pinellas Park
Tampa
Tennessee2.982.98---Knoxville
Kentucky24.5824.58---Covington- Newport
Ohio55.9752.52--3.45 Mi. on I-74Cincinnati
* Sharonville
* Springdale
Indiana3.163.16---None
Michigan29.9729.97---Detroit
* Romulus
* Westland
I-276Pennsylvania32.6532.65---Philadelphia
* King of Prussia
* Norristown
I-277N. Carolina4.414.41-1.72-Charlotte
Ohio4.144.14---Akron
I-278New Jersey2.002.00---Elizabeth
New York33.6233.62---New York City
*Staten Island
*Brooklyn
*Queens
*Bronx
I-279Pennsylvania19.5219.52---Pittsburgh
I-280California57.2257.22---San Francisco
* Daly City
* San Bruno
* Mountain View
* San Jose
Iowa9.389.38---Davenport
Illinois17.608.21--9.39 Mi. on I-74Rock Island
Ohio12.4112.41---Toledo
New Jersey17.8517.85---Orange, West Orange, East Orange, Newark
I-283Pennsylvania2.912.91---Harrisburg
I-285Georgia63.9862.77--1.21 Mi. on I-85Atlanta
I-287New Jersey67.5467.54---Northeast New Jersey
* Somerville
* Morristown
* Pompton Plain
* Oakland
New York31.1811.98--19.20 Mi. on I-87New York City
* Suffern
* Spring Valley
* White Plains
* Tarrytown
* Port Chester
I-290Illinois29.8429.84---Chicago
* Schaumburg
* Elmhurst
* Maywood
* Cicero
New York9.809.80---Buffalo
* Town of Tonawanda
* Amherst
Massachusetts20.1620.16---Worcester
I-291Connecticut6.026.02---Hartford
Massachusetts5.445.44---Springfield
I-293New Hampshire11.1811.18-5.68-Manchester
I-294Illinois53.4248.10--5.32 Mi. on I-80Chicago
* Harvey
* Westchester
* Oak Lawn
I-295Florida35.5135.51---Jacksonville
Virginia52.5652.56---Richmond, Petersburg-Colonial Heights
District of Columbia7.257.25---Washington, D.C.
Maryland0.800.80---Washington, D.C.
Delaware5.715.71---Wilmington
New Jersey68.0668.06---Camden, Trenton
New York9.109.10---New York City
* Queens
* Bronx
Rhode Island22.3522.35---Providence
* Cranston
Massachusetts4.234.23---Providence (R.I.)
Maine11.0211.02---Portland
I-296Michigan3.433.43---Grand Rapids
I-305California8.448.44---Sacramento
I-310Louisiana11.2511.25---New Orleans
I-315Montana0.830.83---Great Falls
I-335Kansas50.1350.13-50.13-Topeka, Emporia
I-345Texas1.401.40---Dallas
I-355Illinois20.0120.01-20.01-Chicago
* Bolingbrook
* Downers Grove
* Glen Ellyn
* Lombard
I-359Alabama2.302.30---Tuscaloosa
I-370Maryland3.133.131.18--Washington, D.C.
* Rockville
* Gaithersburg
I-375Florida1.341.34-1.34-St. Petersburg
Michigan1.061.06---Detroit
I-376Pennsylvania14.7014.70---Pittsburgh
* Monroeville
* Wilkinsburg
I-380California3.303.30---San Francisco
* San Bruno
Iowa73.0573.05---Waterloo, Cedar Rapids, Iowa City
Pennsylvania24.7624.76---Scranton
I-381Virginia1.671.67---Bristol
I-384Connecticut8.208.20---Hartford
* East Hartford
* Manchester
I-385S. Carolina42.1642.16-36.00-Greenville
* Laurens
I-390New York76.0676.0660.50--Rochester
I-391Massachusetts4.464.46---Chicopee, Holyoke
I-393New Hampshire4.604.60---Concord
I-394Minnesota9.759.75---Minneapolis
* St. Louis Park
* Golden Valley
I-395Florida1.291.29---Miami
Virginia9.919.91---Arlington, Alexandria
District of Columbia3.483.48---Washington, D.C.
Maryland1.981.98---Baltimore
Connecticut54.6954.69-54.69-Norwich
Massachusetts11.9111.91-11.91-None
Maine4.994.99---Bangor
I-405California72.1572.15---Los Angeles
* Irvine
* Costa Mesa
* Huntingdon Beach
* Long Beach
* Torrance
* Inglewood
* Santa Monica
Oregon3.533.53---Portland
Washington30.3030.30---Seattle
* Renton
* Bellevue
I-410Texas49.4949.49-9.93-San Antonio
I-430Arkansas12.9312.93---Little Rock
I-435Kansas28.0328.03---Kansas City
* Leawood
* Overland Park
* Shawnee
Missouri52.7852.78---Kansas City
* Grandview
* Raytown
* Independence
* Gladstone
I-440Arkansas9.969.96-9.96-Little Rock
Tennessee7.647.64---Nashville
N. Carolina16.4016.40-16.40-Raleigh
I-444Oklahoma2.512.51---Tulsa
I-459Alabama32.8032.80---Birmingham
* Bessemer
* Bluff Park
* Homewood
I-464Virginia4.714.71---Norfolk
I-465Indiana57.5157.51-5.03-Indianapolis
I-469Indiana30.8330.83-30.83-Ft. Wayne, New Haven
I-470Kansas13.7213.72---Topeka
Missouri16.7216.72---Kansas City
* Lee's Summit
* Independence
Ohio6.696.69---Wheeling (W.Va.-Ohio)
West Virginia3.943.94---Wheeling
I-471Kentucky5.025.02---Newport
Ohio0.730.73---Cincinnati
I-474Illinois14.8814.88---Peoria
I-475Georgia15.8315.83---Macon
Ohio20.3720.37---Toledo
Michigan16.9916.99---Flint
I-476Pennsylvania129.61129.61-110.00-Philadelphia
* Ridley Park
* Marple
* Broomall
* Conshohocken
I-478New York2.142.14-2.14-New York City
* Brooklyn
* Manhattan
I-480Nebraska4.154.15---Omaha
Iowa0.750.75---Council Bluffs
Ohio41.7741.77---Cleveland
* Bedford Heights
* Maple Heights
* Garfield Heights
* North Olmstead
* Parma
I-481New York15.0415.04---Syracuse
* DeWitt
I-485N. Carolina16.7016.70-16.70-Gastonia
I-490Ohio2.432.43---Cleveland
New York37.4037.40---Rochester
I-494Minnesota42.9442.94---Minneapolis
* Bloomington
* Eden Prairie
* Maple Grove
* Minnetonka
I-495Virginia15.2815.28---Washington, D.C.
* Springfield
* Annandale
* McLean
* Vienna
Maryland16.1316.13---Washington, D.C.
* Bethesda
* Wheaton
* Silver Spring
Delaware11.4711.47---Wilmington
* Claymont
New York66.3866.38-62.70-New York City- *Manhattan
* Manhattan
* Queens
* Long Island
Massachusetts121.56121.5612.9018.50-Boston, Lowell, Lawrence
Maine50.4750.47-50.47-Portland, Lewiston, Gardiner
I-496Michigan11.7811.78---Lansing
I-505California32.9832.98---Vacaville
I-510Louisiana3.043.04---New Orleans
I-515Nevada20.5420.54-14.90-Las Vegas
I-516Georgia6.496.49-6.49-Savannah
I-520Georgia10.3410.349.11--Augusta
I-526S. Carolina19.2619.26-11.20-Charleston
* North Charleston
* Mount Pleasant
I-530Arkansas46.6546.65-46.65- 
I-535Minnesota1.571.57---Duluth
Wisconsin1.211.21---Superior
I-540Arkansas80.7280.72-72.67-Ft. Smith
N. Carolina9.529.52-4.35-Raleigh-Durham
I-564Virginia3.033.03---Norfolk
I-565Alabama21.4021.40---Huntsville
I-575Georgia30.9730.9729.16--Marietta
I-579Pennsylvania1.571.57---Pittsburgh
I-580California75.6375.63-7.30-Tracy, Livermore, Castro Valley, Hayward, San Leandro, Oakland
Nevada4.994.99-1.21-Reno
I-581Virginia6.646.64---Roanoke
I-585S. Carolina2.252.25---Spartanburg
I-587New York1.211.21---Kingston
I-590New York5.315.315.31--Rochester
I-595Maryland19.9719.9719.31--Washington, D.C.
* Bowie
Annapolis
Florida12.8612.86-8.80-Ft. Lauderdale
I-605California27.4027.40---Los Angeles
* Long Beach
* Lakewood
* Bellflower
* Norwalk
* Downey
* South Whittier
* El Monte
I-610Texas37.9737.97---Houston
Louisiana4.524.52---New Orleans
I-630Arkansas7.407.40---Little Rock
I-635Texas37.0037.00---Dallas
* Balch Springs
* Mesquite
Kansas8.908.90---Kansas City
Missouri3.773.77---Kansas City
I-640Tennessee7.037.03---Knoxville
I-664Virginia20.2120.21-9.20-Newport News, Portsmouth
I-670Kansas1.641.64---Kansas City
Missouri1.171.17---Kansas City
Ohio9.379.37---Columbus
I-675Georgia11.0411.047.78--Atlanta
Ohio26.5326.53---Dayton
Michigan7.727.72---Saginaw
I-676Pennsylvania2.152.15---Philadelphia
New Jersey4.754.75---Camden
I-678New York14.3314.33-7.80-New York City
* Queens
* Bronx
I-680California70.5270.52-12.50-San Jose, Milpitas, Freemont, Walnut Creek, Concord
Nebraska13.3213.32---Omaha
Iowa29.5419.63--9.91 Mi. on I-29Omaha
Ohio16.4316.43---Youngstown
I-684New York27.0627.06---White Plains
Connecticut1.411.41---None
I-690New York14.1914.19---Syracuse
I-691Connecticut8.388.386.69--Meriden
I-694Minnesota22.6221.97--0.65 Mi on I-35ESt. Paul
* Maplewood
* Roseville
* Fridley
I-695District of Columbia1.391.39---Washington, D.C.
Maryland30.5730.57-2.20-Baltimore
* Dundalk
* Essex
* Rosedale
* Towson
* Catonsville
I-696Michigan29.3929.39---Detroit
* Warren
* Roseville
I-705Washington1.501.50---Tacoma
I-710California19.6619.66-19.66-Los Angeles
* Long Beach
* Downey
* Compton
* East Los Angeles
I-759Alabama4.504.50---Gadsden
I-780California6.506.50---Vallejo
I-787New York10.1610.16---Albany
I-790New York2.412.41---Utica
I-794Wisconsin3.753.75---Milwaukee
I-795Maryland8.998.99-5.47-Baltimore
* Pikesville
* Owings Mill
I-805California28.0228.02---San Diego
* Chula Vista
* National City
I-820Texas35.1735.17---Ft. Worth
I-878New York0.700.70---New York City
I-880California47.2247.22-47.22-San Jose, Oakland
I-890New York9.359.35---Schenectady
I-894Wisconsin4.704.70---Milwaukee
* West Allis
* Wauwatosa
I-895Maryland11.4411.44---Baltimore
* Dundalk
New York1.121.12---New York City
* Bronx
I-910Louisiana9.709.70-9.70- 
I-980California2.032.03-1.00-Oakland
I-985Georgia24.0424.04-24.04-Gainesville
I-990New York6.356.35-2.04-Buffalo
* Amherst

Notes:

  • Total Miles - this column includes the original 42, 500 miles under former 23 USC 103(e)(1) & (3) plus the Howard-Cramer additions under former 23 USC 103(3)(2) and additions under 23 USC 103(c)(4)(A). It also includes mileage sections which overlap other Interstate routes.
  • Net Miles - this column does not include overlapping mileage.
  • Howard-Cramer Miles - this column shows mileage added to the system under former 23 USC 103(e)(2).
  • Section 103(c)(4)(A) Miles - this column shows mileage added to the system under 23 USC 103(c)(4)(A). It supersedes 23 USC 139(a) & 139(c).
  • Population figures are from the 1990 Census. Major Urban Areas Served means that the route either enters the Urban Area or approaches close enough to provide useful service.
  • Routes shown are those routes designated as of October 31, 2002.
  • In Maryland, I-595 has not yet been signed as an Interstate highway as of October 31, 2002

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This page last modified on 03/22/07
 

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