List of highways numbered 124
The following highways are numbered 124:
Cambodia
- National Road 124
Canada
- New Brunswick Route 124
- Ontario Highway 124
- Prince Edward Island Route 124
Costa Rica
- National Route 124
Japan
- Japan National Route 124
Nigeria
- A124 highway
United Kingdom
- road
- B124 road
United States
- Interstate 124
- U.S. Route 124
- Alabama State Route 124
- * County Route 124
- Arkansas Highway 124
- California State Route 124
- Connecticut Route 124
- County Road 124
- * County Road 124
- Georgia State Route 124
- Illinois Route 124
- Indiana State Road 124
- Iowa Highway 124
- K-124
- Kentucky Route 124
- Louisiana Highway 124
- Louisiana State Route 124
- Maine State Route 124
- Maryland Route 124
- Massachusetts Route 124
- M-124
- Minnesota State Highway 124
- Missouri Route 124
- New Hampshire Route 124
- New Jersey Route 124
- County Route 124
- New Mexico State Road 124
- New York State Route 124
- County Route 124
- County Route 124
- County Route 124
- North Carolina Highway 124
- Ohio State Route 124
- Pennsylvania Route 124
- South Carolina Highway 124
- Tennessee State Route 124
- Texas State Highway 124
- Texas State Highway Loop 124
- Farm to Market Road 124
- Utah State Route 124
- Virginia State Route 124
- Virginia State Route 124
- Virginia State Route 124
- Virginia State Route 124
- Virginia State Route 124
- Washington State Route 124
- Wisconsin Highway 124