List of highways numbered 338
Route 338, or Highway 338, may refer to:
Canada
Hungary
Japan
Thailand
United Kingdom
United States
- Georgia [State Route 338]
- Kentucky Route 338
- Maryland Route 338
- Nevada State Route 338
- New Mexico [State Road 338]
- New York:
- * New York State Route 338 (disambiguation)
- * County Route 338 (Erie County, New York)
- * County Route 338 (Saratoga County, New York)
- * County Route 338 (Wayne County, New York)
- Ohio State Route 338
- * Ohio State Route 338J
- Pennsylvania Route 338
- Puerto Rico Highway 338
- Tennessee State Route 338
- Texas:
- * Texas [State Highway 338]
- * Texas State Highway Loop 338
- Virginia State Route 338
- Wyoming Highway 338