The following highways are numbered 225:

• Manitoba Provincial Road 225
• Prince Edward Island Route 225
• Quebec Route 225
• Saskatchewan Highway 225
• Dendobeno Highway 225

• China National Highway 225

• National Route 225

• Japan National Route 225

• A225 road
• B225 road

• Colorado Interstate 225
• Alabama State Route 225
• Arkansas Highway 225
• California State Route 225
• Florida State Road 225 (former)
• Georgia State Route 225
• Indiana State Road 225
• Iowa Highway 225 (former)
• Kentucky Route 225
• Maine State Route 225
• Maryland Route 225
• Massachusetts Route 225
• Minnesota State Highway 225
• Montana Secondary Highway 225
• Nevada State Route 225
• New Mexico State Road 225
• New York State Route 225
• North Carolina Highway 225
• Ohio State Route 225
• Oregon Route 225
• Pennsylvania Route 225
• South Carolina Highway 225
• Tennessee State Route 225
• Texas State Highway 225
• Utah State Route 225
• Vermont Route 225
• Virginia State Route 225
• Washington State Route 225
• Wyoming Highway 225