List of highways numbered 20A
The following highways are numbered 20A:
New Zealand
- New Zealand State Highway 20A
United States
- U.S. Route 20A
- * U.S. Route 20A
- County Road 20A
- Massachusetts Route 20A
- Nebraska Highway 20A
- * Nebraska Link 20A
- New York State Route 20A
- * New York State Route 20A