List of highways numbered 48
The following highways are numbered 48:
Australia
- Illawarra Highway
Canada
- Alberta Highway 48
- Ontario Highway 48
- Saskatchewan Highway 48
Czech Republic
- D48 motorway part of European route E462
- I/48; Czech: Silnice I/48
Greece
- EO48 road
Hungary
- Main road 48
India
- National Highway 48
Iran
- Road 48
Italy
- State road 48
Japan
- Japan National Route 48
Korea, South
- National Route 48
New Zealand
- New Zealand State Highway 48
United Kingdom
- British A48
- British M48
United States
- U.S. Route 48
- * U.S. Route 48
- * U.S. Route 48
- Alabama State Route 48
- * County Route 48
- Arkansas Highway 48
- California State Route 48
- Delaware Route 48
- Florida State Road 48
- * County Road 48
- * County Road 48
- Georgia State Route 48
- Idaho State Highway 48
- Illinois Route 48
- Indiana State Road 48
- Iowa Highway 48
- Kentucky Route 48
- Louisiana Highway 48
- Maryland Route 48
- M-48
- Minnesota State Highway 48
- * County Road 48
- * County Road 48
- Mississippi Highway 48
- Missouri Route 48
- Montana Highway 48
- Nebraska Highway 48
- * Nebraska Recreation Road 48B
- Nevada State Route 48
- New Jersey Route 48
- * County Route 48
- * County Route S48
- * County Route 48
- New Mexico State Road 48
- New York State Route 48
- * County Route 48
- * County Route 48
- * County Route 48
- * County Route 48
- * County Route 48
- * County Route 48
- * County Route 48
- * County Route 48
- * County Route 48
- * County Route 48
- * County Route 48
- * County Route 48
- * County Route 48
- * County Route 48
- * County Route 48
- * County Route 48
- * County Route 48
- * County Route 48
- * County Route 48
- North Carolina Highway 48
- North Dakota Highway 48
- Ohio State Route 48
- Oklahoma State Highway 48
- Pennsylvania Route 48
- South Carolina Highway 48
- South Dakota Highway 48
- Tennessee State Route 48
- Texas State Highway 48
- * Texas State Highway Loop 48
- * Farm to Market Road 48
- * Texas Park Road 48
- Utah State Route 48
- Virginia State Route 48
- * Virginia State Route 48
- West Virginia Route 48
- Wisconsin Highway 48