List of highways numbered 346
The following highways are numbered 346:
Australia
Avenel-Nagambie RoadCanada
- Manitoba [Provincial Road 346]
- Newfoundland and Labrador Route 346
- Quebec Route 346
Japan
- Japan [National Route 346]
United States
- Georgia [State Route 346]
- Iowa Highway 346
- Kentucky Route 346
- Louisiana Highway 346
- Maryland Route 346
- New York:
- * New York State Route 346
- * County Route 346 (Erie County, New York)
- * County Route 346 (Wayne County, New York)
- Pennsylvania Route 346
- Puerto Rico Highway 346
- South Carolina Highway 346
- Tennessee State Route 346
- Texas:
- * Texas [State Highway 346]
- * Farm to Market Road 346
- Vermont Route 346
- Virginia State Route 346