The following highways are numbered 223:

• Nova Scotia Route 223
• Prince Edward Island Route 223
• Quebec Route 223

• China National Highway 223

• National Route 223

• Japan National Route 223

• A223 road
• B223 road

• U.S. Route 223
• Alabama State Route 223
• California State Route 223
• Georgia State Route 223
• K-223 (Kansas highway)
• Kentucky Route 223
• Maine State Route 223
• Maryland Route 223
• Minnesota State Highway 223
• Montana Secondary Highway 223
• Nevada State Route 223
• New Mexico State Road 223
• New York State Route 223
• Ohio State Route 223 (former)
• Oregon Route 223
• Pennsylvania Route 223 (former)
• South Carolina Highway 223
• Tennessee State Route 223
• Texas State Highway 223
• Utah State Route 223 (former)
• Virginia State Route 223
• Washington State Route 223
• Wyoming Highway 223

• 223 (disambiguation)