The following highways are numbered 206:

• Manitoba Provincial Road 206
• Nova Scotia Route 206
• Prince Edward Island Route 206
• Quebec Route 206

• China National Highway 206

• National Route 206

• National Highway 206 (India)

• Japan National Route 206

• U.S. Route 206
• Alabama State Route 206
• Arkansas Highway 206
• California State Route 206 (former)
• Florida State Road 206
• Georgia State Route 206
• Iowa Highway 206 (former)
• K-206 (Kansas highway)
• Kentucky Route 206
• Maine State Route 206
• M-206 (Michigan highway) (former)
• Montana Secondary Highway 206
• Nevada State Route 206
• New Mexico State Road 206
• New York State Route 206
• North Carolina Highway 206 (former)
• Ohio State Route 206
• Oregon Route 206
• Tennessee State Route 206
• Texas State Highway 206
  • Texas State Highway Spur 206
• Utah State Route 206 (former)
• Virginia State Route 206
• Washington State Route 206

Territories:

• Puerto Rico Highway 206
• U.S. Virgin Islands Highway 206