List of highways numbered 780
# List of highways numbered 780

The following highways are numbered 780:

## Australia

* Western Port Highway

## Canada

* Saskatchewan Highway 780

## United States

* Interstate 780
* Florida State Road 780
* Nevada State Route 780 (former)
* Ohio State Route 780 (former)
* Pennsylvania Route 780 (former)
* Pennsylvania Route 780 (current)
* Puerto Rico Highway 780
* Virginia State Route 780

| Preceded by 779 | Lists of highways 780 | Succeeded by 781 |
| - | - | - |
