The following highways are numbered 89:
Interstate 89
Interstate 89 (North Carolina) (former proposal)
U.S. Route 89
Alabama State Route 89
Arizona State Route 89
Arizona State Route 89L (former)
Arkansas Highway 89
California State Route 89
Colorado State Highway 89
Connecticut Route 89
Florida State Road 89
Georgia State Route 89
Illinois Route 89
Illinois Route 89B (former)
Illinois Route 89C (former)
Iowa Highway 89 (former)
K-89 (Kansas highway) Kentucky Route 89
Louisiana Highway 89
Maine State Route 89
Maryland Route 89 (former)
M-89 (Michigan highway)
Minnesota State Highway 89
Missouri Route 89
Montana Highway 89
Nebraska Highway 89
Nevada State Route 89 (former)
County Route 89 (Bergen County, New Jersey)
New Mexico State Road 89
New York State Route 89
County Route 89 (Cattaraugus County, New York) County Route 89 (Cayuga County, New York)
County Route 89 (Chautauqua County, New York)
County Route 89 (Dutchess County, New York) County Route 89 (Montgomery County, New York) County Route 89 (Oneida County, New York) County Route 89 (Orange County, New York)
County Route 89 (Rockland County, New York) County Route 89 (Steuben County, New York)
County Route 89 (Suffolk County, New York)
North Carolina Highway 89.svg){kind=small}
North Dakota Highway 89
Ohio State Route 89
Oklahoma State Highway 89
Pennsylvania Route 89
South Dakota Highway 89
Tennessee State Route 89
Texas State Highway 89
Farm to Market Road 89
Utah State Route 89 (former)
Virginia State Route 89
West Virginia Route 89 (former)
Wisconsin Highway 89
Wyoming Highway 89
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