List of highways numbered 168
Route 168, or Highway 168, may refer to:
Canada
- Prince Edward Island Route 168
Costa Rica
- National Route 168
Japan
- Japan National Route 168
Malaysia
- Malaysia Federal Route 168
United Kingdom
- road
- B168 road
United States
- U.S. Route 168
- Alabama State Route 168
- Arkansas Highway 168
- California State Route 168
- Connecticut Route 168
- Georgia State Route 168
- Illinois Route 168
- Indiana State Road 168
- K-168
- Kentucky Route 168
- Louisiana Highway 168
- Maine State Route 168
- Maryland Route 168
- Massachusetts Route 168
- M-168
- Missouri Route 168
- Nevada State Route 168
- New Jersey Route 168
- New York State Route 168
- North Carolina Highway 168
- Ohio State Route 168
- Pennsylvania Route 168
- South Dakota Highway 168
- Tennessee State Route 168
- Texas State Highway 168
- * Texas State Highway Loop 168
- * Farm to Market Road 168
- Utah State Route 168
- Virginia State Route 168
- Washington State Route 168
- Wisconsin Highway 168