List of highways numbered 323

The following highways are numbered 323:

Canada

• Quebec Route 323

China

• China National Highway 323

Costa Rica

• National Route 323

Japan

• Japan National Route 323

United States

• County Road 323 (Levy County, Florida)
• Georgia State Route 323
• Kentucky Route 323
• Louisiana Highway 323
• Minnesota State Highway 323
• Montana Secondary Highway 323
• New York State Route 323 (former)
• Ohio State Route 323
• Puerto Rico Highway 323
• Tennessee State Route 323
• Texas:
  • Texas State Highway 323
  • Texas State Highway Loop 323
  • Farm to Market Road 323
• Virginia State Route 323

Preceded by 322

Lists of highways 323

Succeeded by 324