List of highways numbered 343
# List of highways numbered 343

The following highways are numbered 343:

## Australia

- Local Bendigo Highway

## Canada

* Manitoba Provincial Road 343
* Newfoundland and Labrador Route 343
* Prince Edward Island Route 343
* Quebec Route 343
* Saskatchewan Highway 343

## Japan

* Japan National Route 343

## United States

* Connecticut Route 343
* County Road 343 (Levy County, Florida)
* Georgia State Route 343 (former)
* Louisiana Highway 343
* Maryland Route 343
* M-343 (Michigan highway)
* New York:
   * New York State Route 343
   * County Route 343 (Erie County, New York)
* North Carolina Highway 343
* Ohio State Route 343
* Pennsylvania Route 343
* Puerto Rico Highway 343
* Tennessee State Route 343
* Texas:
   * Texas State Highway 343 (former)
   * Texas State Highway Loop 343
* Virginia State Route 343
* Wyoming Highway 343

| Preceded by 342 | Lists of highways 343 | Succeeded by 344 |
| - | - | - |
