ZIP Code 92358 — Lytle Creek, CA
92358 is a standard (street delivery) ZIP code serving Lytle Creek, California, in San Bernardino County. To mail something here you only need these five digits — but the four-digit extension narrows delivery to a single point, and it is what USPS bulk postage discounts are priced on.
ZIP code 92358 at a glance
| ZIP code | 92358 |
|---|---|
| Primary city | Lytle Creek |
| State | California (CA) |
| County | San Bernardino FIPS 06071 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Los_Angeles |
| Population | 672 |
| Coordinates | 34.246240, -117.567620 |
How ZIP+4 works in 92358
The four digits after the hyphen encode a delivery segment inside 92358. In practice one segment usually means:
- One side of one block — odd numbers on a street between two cross streets
- A single large building, or one floor of it
- A group of PO boxes, sometimes a single box
- A single business that receives enough mail to warrant its own code
That is why 92358 has no single ZIP+4: two neighbors across the street from each other usually have different ones. Enter a street address above and we will return the exact nine-digit code along with the standardized USPS address format.
Nearby ZIP codes
Showing the closest twelve. See every ZIP code within 25 miles of 92358.
| ZIP | City | Distance |
|---|---|---|
| 91737 | Rancho Cucamonga, CA | 6.3 mi |
| 91739 | Rancho Cucamonga, CA | 6.5 mi |
| 91759 | Mt Baldy, CA | 7.1 mi |
| 91701 | Rancho Cucamonga, CA | 7.7 mi |
| 91784 | Upland, CA | 8.9 mi |
| 92336 | Fontana, CA | 9.7 mi |
| 91730 | Rancho Cucamonga, CA | 10.1 mi |
| 92407 | San Bernardino, CA | 10.3 mi |
| 92397 | Wrightwood, CA | 10.7 mi |
| 91786 | Upland, CA | 11.1 mi |
| 92377 | Rialto, CA | 11.4 mi |
| 91711 | Claremont, CA | 11.7 mi |
Questions about 92358
What is the ZIP+4 code for 92358?
92358 is the five-digit ZIP code. The ZIP+4 adds four more digits that identify a specific delivery point — usually one side of a city block, a single building, or a group of PO boxes. Because those four digits change from address to address within 92358, you need to look up a specific street address to get them.
What city is 92358?
92358 is assigned to Lytle Creek, California, in San Bernardino County.
Do I need to use the ZIP+4?
It is optional for ordinary mail, but it speeds up sorting and it is required for most USPS bulk-mail postage discounts. Many address-verification and e-commerce systems also use ZIP+4 to confirm a delivery point exists.
Need thousands of these?
Upload a CSV and get ZIP+4, county, carrier route, and delivery-point data appended to every row — or call the API directly.