91758 ZIP Code
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ZIP code 91758 covers Ontario, California. It has no Census ZIP Code Tabulation Area, which is how the Census Bureau treats ZIP codes that are not residential neighbourhoods — PO box-only ranges, military addresses, and codes assigned to a single large organisation. There are no population or income figures for it because nobody is counted as living there.
- Time zone
- Pacific UTC-08:00observes daylight saving time
- Businesses
- 3
Where 91758 is
Ontario, California — the point the Postal Service gives for this ZIP code. A ZIP code is a set of delivery routes rather than an area, so this marks its centre, not its boundary.
Business and employment
Census ZIP Code Business Patterns 2022
| Business establishments | 3 |
|---|---|
| People employed | 86 |
| Annual payroll | $3,653,000 |
Climate
NOAA US Climate Normals 1991-2020, from the nearest weather station with a full year of records. The station and its distance are named above, because a station forty kilometres away describes somewhere else.
| Weather station | ONTARIO INTL AP, CA US4.7 km away |
|---|---|
| Rain in a year | 12 in |
Average high and low by month
| January | 67.7°F / 44.6°F2.57 in rain |
|---|---|
| February | 68.1°F / 46.2°F3.07 in rain |
| March | 71.7°F / 48.7°F1.64 in rain |
| April | 75.7°F / 51.1°F0.76 in rain |
| May | 79.8°F / 55.6°F0.3 in rain |
| June | 86.4°F / 60°F0.02 in rain |
| July | 93.8°F / 64.7°F0.05 in rain |
| August | 94.9°F / 65.2°F0.03 in rain |
| September | 91.3°F / 63.8°F0.1 in rain |
| October | 82.6°F / 57.1°F0.41 in rain |
| November | 74.7°F / 49°F0.8 in rain |
| December | 66.9°F / 43.6°F1.89 in rain |
Nearby ZIP codes
The closest ZIP codes by centre point, which is not the same as sharing a border.
| 91762 Ontario, CA | 1.5 km away |
|---|---|
| 91764 Ontario, CA | 2.8 km away |
| 91763 Montclair, CA | 4.5 km away |
| 91761 Ontario, CA | 4.6 km away |
| 91785 Upland, CA | 5.7 km away |
| 91786 Upland, CA | 5.7 km away |
| 91743 Guasti, CA | 5.9 km away |
| 91710 Chino, CA | 6.4 km away |
Location, counties and time zone
County shares from Census 2020 ZCTA relationship files. Time zone from the USDOT National Transportation Atlas, which renders the boundaries written into 49 CFR Part 71.
| Time zone | Pacific (UTC-08:00 standard) |
|---|---|
| Daylight saving time | Observed |
| Latitude, longitude | 34.0633, -117.6509 |
Figures are published for this ZIP code or its Census tabulation area unless a section says otherwise. Estimates whose margin of error made them unreliable are omitted rather than shown. Sources: US Census Bureau, CDC, IRS.