Oregon uses Pacific Time (UTC-8). The state observes daylight saving time, shifting clocks forward by one hour from March to November.
| State | Oregon (OR) |
| Time Zone | Pacific Time |
| IANA ID | America/Los_Angeles |
| Current Offset | UTC-8 |
| Abbreviation | PST |
| DST | Not currently active (standard time) |
A small part of eastern Oregon (Malheur County) uses Mountain Time.