Ontario, California ZIP codes
What is the ZIP code for Ontario, CA?
91758, 91761, 91762, 91764
4 for street addresses
Ontario is in San Bernardino County, California. USPS uses 4 ZIP codes for Ontario. About 183,440 people live in Ontario ZIP codes; the most populated is 91762 with 64,235 residents. The city is in the Pacific Time zone and uses area codes 909, 840 and 951.
| City | Ontario, CA |
|---|---|
| State | California |
| County | San Bernardino County |
| ZIP codes | 4 (plus 1 retired) |
| Population (ZIP areas) | about 183,440 |
| Time zone | Pacific Time · now |
| Area codes | 909, 840, 951 |
All Ontario ZIP codes
| ZIP code | Type | Population | Median income |
|---|---|---|---|
| 91758 | Standard | – | – |
| 91761 | Standard | 62,935 | $100,578 |
| 91762 | Standard | 64,235 | $83,850 |
| 91764 | Standard | 56,270 | $81,762 |
Population and income: U.S. Census Bureau, American Community Survey 5-year estimates. PO Box and single-organization ZIP codes have no residents.
Other ZIP codes that accept “Ontario”
These ZIP codes belong to a neighboring city, but USPS also accepts Ontario as the city name in addresses.
Cities near Ontario
- Montclair, CA 3.5 mi
- Upland, CA 5 mi
- Chino, CA 5.3 mi
- Claremont, CA 5.7 mi
- Pomona, CA 6.7 mi
- Rancho Cucamonga, CA 6.9 mi
- Chino Hills, CA 7.5 mi
- Mira Loma, CA 8 mi
- La Verne, CA 8.5 mi
- Diamond Bar, CA 10.3 mi
Retired Ontario ZIP codes
No longer in use: 91798.
Questions
- What is the ZIP code for Ontario, CA?
- Ontario has 4 ZIP codes: 91758, 91761, 91762 and 91764. The right one depends on the street address.
- How many ZIP codes does Ontario have?
- 4.
- Which Ontario ZIP code has the most people?
- 91762, with about 64,235 residents, followed by 91761 (62,935).
- What county is Ontario, CA in?
- Ontario ZIP codes are in San Bernardino County.
- What area code is Ontario, CA?
- Ontario uses area codes 909, 840 and 951.