| Official Name: | Zero, Montana |
| Pushpin Map: | Montana#USA |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Montana |
| Subdivision Type2: | County |
| Subdivision Name2: | Prairie |
| Timezone: | Mountain (MST) |
| Utc Offset: | -7 |
| Timezone Dst: | MDT |
| Utc Offset Dst: | -6 |
| Elevation Ft: | 2260 |
| Coordinates: | 46.6692°N -105.4886°W |
| Blank Name: | GNIS feature ID |
| Blank Info: | 778759 |
Zero is an unincorporated community in Prairie County, Montana, United States. Its post office is closed.