| Official Zip Code Name | Ontario |
| Zip Code State | Oregon |
| Primary County: | Malheur |
| Area Code | 541/458 |
| Current Population: | 37081 |
| Racial Majority: | White 62.49% |
| Median Household Income | $55618 |
| Average Adjusted Gross Income | $89060 |
| Time Zone: | 7 |
| Elevation Range | 2346 ft. |
| Area | 260.158 Sqm. |
| Coordinates(Y,X) | 44.078902, -117.019940 |