List of highways numbered 664
# List of highways numbered 664

The following highways are numbered 664:

## Canada

* Hwy 664

## United States

* I-664
* LA 664
* MD 664 (former)
* SR 664
* PA 664
* PR-664
* FM 664

| Preceded by 663 | Lists of highways 664 | Succeeded by 665 |
| - | - | - |
