Showing General Location of National System of Interstate Highways : Including All Additional Routes at Urban Areas Designated in September 1955 by United States Bureau of *

Important places

Albany (92)
Allentown (9)
Atlanta (448)
Baltimore (390)
Bangor (13)
Baton Rouge (62)
Battle Creek (5)
Bethlehem (3)
Birmingham (87)
Boston (1,284)
Bristol (7)
Buffalo (140)
Burlington (21)
Butte (28)
Camden (13)
Chattanooga (61)
Chicago (1,721)
Cincinnati (193)
Cleveland (210)
Columbia (26)
Columbus (57)
Covington (5)
Dallas (314)
Davenport (8)
Denver (305)
Des Moines (39)
Detroit (313)
East St. Louis (5)
Erie (18)
Eugene (35)
Flint (23)
Fort Smith (18)
Fort Worth (69)
Gary (13)
Grand Rapids (27)
Great Falls (6)
Greenville (12)
Hammond (4)
Harrisburg (46)
Hartford (60)
Holyoke (5)
Houston (225)
Indianapolis (101)
Jackson (46)
Kansas City (140)
Kingston (11)
Knoxville (60)
Lake Charles (4)
Lansing (9)
Lincoln (32)
Little Rock (40)
Louisville (69)
Macon (37)
Manchester (6)
Memphis (168)
Miami (303)
Milwaukee (150)
Minneapolis (185)
Moline (6)
Monroe (8)
Montgomery (68)
Nashville (156)
New Orleans (908)
New York (7,400)
Norfolk (35)
Oklahoma City (45)
Omaha (74)
Pensacola (35)
Peoria (15)
Philadelphia (1,090)
Phoenix (111)
Pittsburgh (1,170)
Pocatello (8)
Portland (67)
Portland (271)
Portsmouth (3)
Providence (91)
Rapid City (11)
Reading (13)
Richmond (196)
Roanoke (30)
Rochester (76)
Rock Island (40)
Saginaw (9)
Salem (16)
San Antonio (145)
San Francisco Bay Area (38)
Schenectady (14)
Seattle (804)
Shreveport (31)
Sioux Falls (8)
Spartanburg (22)
Springfield (11)
St. Joseph (7)
St. Louis (272)
St. Paul (104)
St. Petersburg (25)
Syracuse (30)
Tampa (87)
Toledo (33)
Topeka (15)
Trenton (41)
Troy (17)
Tucson (85)
Tulsa (47)
Tuscaloosa (7)
Utica (12)
Vancouver (14)
Washington (2,457)
Wheeling (27)
Wichita (37)
Wilmington (19)
Worcester (22)

Counties

Bexar (163)
Saginaw (9)
Dauphin (58)
Mercer (121)
Greenville (13)
Ingham (15)
Richland (26)
Spartanburg (27)
Silver Bow (27)
Minnehaha (8)
Kent (31)
Hampden (22)
Erie (27)
Onondaga (37)
Oklahoma (49)
Fulton (457)
Bibb (38)
Erie (151)
St. Louis (275)
Calhoun (6)
Hamilton (65)
Sedgwick (38)
Lancaster (37)
Hillsborough (18)
Norfolk (36)
Marion (106)
Jefferson (101)
Ramsey (112)
Rensselaer (41)
Harris (242)
Shelby (190)
Allegheny (1,224)
Pulaski (44)
Northampton (17)
Monroe (92)
Hennepin (234)
Pennington (61)
Cumberland (79)
Worcester (41)
Douglas (78)
Richmond (201)
Calcasieu (4)
Maricopa (169)
Portsmouth (4)
Jackson (182)
Hillsborough (94)
Penobscot (20)
Miami-Dade (358)
Chittenden (22)
Jefferson (78)
Denver (307)
Lake (16)
Providence (103)
Lane (43)
Cook (1,792)
Lucas (48)
New York (8,072)
Milwaukee (154)
Clark (18)
Oneida (38)
Pinellas (44)
Baltimore (440)
Albany (100)
Marion (25)
Shawnee (14)
Lehigh (20)
Camden (21)
Hinds (49)
Escambia (42)
Bannock (11)
Sullivan (23)
Wayne (345)
Davidson (183)
Tulsa (53)
Berks (32)
Roanoke (30)
New Castle (22)
Tarrant (77)
Polk (43)
Buchanan (7)
Hamilton (202)
Genesee (23)
Tuscaloosa (11)
Knox (66)
Scott (9)
District of Columbia (2,673)
Ohio (29)
King (831)
St. Clair (23)
Kenton (6)
Caddo (32)
Suffolk (1,359)
Schenectady (14)
Montgomery (73)
Dallas (338)
Contra Costa (56)
Peoria (16)
Hartford (110)
Franklin (61)
Multnomah (274)
Philadelphia (1,109)
Rock Island (42)
East Baton Rouge (65)
Cuyahoga (223)
Sebastian (19)
Orleans (933)
Ouachita (17)
Pima (93)
Cascade (6)
Ulster (36)

Regions

Kansas (511)
Rhode Island (430)
Colorado (1,596)
Connecticut (867)
Idaho (520)
Washington (1,134)
Missouri (930)
Virginia (2,431)
Wisconsin (731)
West Virginia (543)
Delaware (162)
District of Columbia (2,676)
Maryland (1,306)
Arizona (1,022)
Arkansas (680)
Nebraska (466)
Oklahoma (380)
South Dakota (315)
New Hampshire (499)
Vermont (463)
Alabama (831)
Indiana (687)
Ohio (1,283)
Tennessee (979)
New Jersey (1,469)
Pennsylvania (4,458)
Massachusetts (3,085)
Minnesota (828)
Montana (730)
Florida (2,551)
Georgia (1,485)
Oregon (944)
California (7,435)
Iowa (567)
Louisiana (1,489)
Texas (2,882)
Mississippi (774)
South Carolina (671)
Illinois (2,704)
Kentucky (814)
Maine (1,075)
Michigan (1,031)
New York (9,763)

Countries

United States (64,950)

Other geographical areas

Ouachita Mountains (7)
Black Hills (32)
Columbia Plateau (47)
Sonoran Desert (54)
Blue Ridge Mountains (74)
Ozark Plateau (77)
Edwards Plateau (159)
Allegheny Plateau (173)
Cumberland Plateau (211)
Gulf Of Mexico (243)
The Bay Area (313)
Rocky Mountains (370)
Coast Ranges (USA) (388)
Piedmont (USA) (1,063)
Appalachian Mountains (1,111)
Central Lowlands (North America) (1,334)
Southwestern United States (1,729)
Carolinas (2,142)
Great Plains (2,255)
Gulf Coast (USA) (2,573)
Southern California (2,840)
Upper Midwest (2,971)
Northern California (3,440)
Deep South (4,776)
West Coast (USA) (5,046)
New England (5,830)
North Atlantic Ocean (8,812)