Mountain Line (Arizona)
| Parent | Northern Arizona Intergovernmental Public Transportation Authority |
|---|---|
| Founded | 2001 |
| Headquarters | 3773 N. Kaspar Dr. |
| Locale | Flagstaff, AZ |
| Service area | Transit |
| Service type | bus service |
| Routes | 9 |
| Hubs | Downtown Transfer Center and Flagstaff Mall |
| Fuel type | Hybrid diesel and electric |
| Website | mountainline.az.gov |
The Mountain Line provides fixed route public transportation bus service in the Flagstaff area of Coconino County, Arizona. It started in 2001 as NAIPTA, replacing the county-run Pine Country Transit.