O'Brien is an unincorporated community in Clay County, West Virginia, United States.
O'Brien, West Virginia | |
|---|---|
  O'Brien Location within the state of West Virginia  O'Brien O'Brien (the United States) | |
| Coordinates: 38°34′31″N 80°57′42″W / 38.57528°N 80.96167°W | |
| Country | United States |
| State | West Virginia |
| County | Clay |
| Elevation | 810 ft (250 m) |
| Time zone | UTC-5 (Eastern (EST)) |
| • Summer (DST) | UTC-4 (EDT) |
| GNIS ID | 1549856[1] |