| Road Type | Day (Sunrise–Sunset) | Night (Sunset–Sunrise) |
|---|---|---|
| Rural Interstates | 75 mph | 65 mph |
| Rural Highways | 65 mph | 55 mph |
| Urban Interstates | 65 mph | 55 mph |
| Urban Highways | 55 mph | 45 mph |
| Residential Areas | 30 mph | |
| School Zones | 20 mph (school hours) | |
Always obey posted signs—construction, weather, or local ordinances may lower limits.