List of highways numbered 399
The following highways are numbered 399:
Canada
[edit]Japan
[edit]United States
[edit]- U.S. Route 399 (former)
- Arkansas Highway 399
- Florida State Road 399
- Louisiana Highway 399
- Nevada State Route 399
- New York State Route 399
- Tennessee State Route 399
- Texas State Highway Spur 399
- Virginia State Route 399
Preceded by 398 | Lists of highways 399 | Succeeded by 400 |