ZIP Code 45065 — South Lebanon, OH
45065 is a standard (street delivery) ZIP code serving South Lebanon, Ohio, in Warren 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 45065 at a glance
| ZIP code | 45065 |
|---|---|
| Primary city | South Lebanon |
| State | Ohio (OH) |
| County | Warren FIPS 39165 |
| ZIP type | Standard (street delivery) |
| Time zone | America/New_York |
| Population | 7,053 |
| Coordinates | 39.370160, -84.214260 |
How ZIP+4 works in 45065
The four digits after the hyphen encode a delivery segment inside 45065. 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 45065 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 45065.
| ZIP | City | Distance |
|---|---|---|
| 45034 | Kings Mills, OH | 1.9 mi |
| 45039 | Maineville, OH | 3.2 mi |
| 45152 | Morrow, OH | 5.1 mi |
| 45036 | Lebanon, OH | 5.2 mi |
| 45040 | Mason, OH | 5.3 mi |
| 45140 | Loveland, OH | 8 mi |
| 45054 | Oregonia, OH | 8.8 mi |
| 45249 | Cincinnati, OH | 8.9 mi |
| 45050 | Monroe, OH | 9.6 mi |
| 45162 | Pleasant Plain, OH | 10.1 mi |
| 45044 | Middletown, OH | 10.4 mi |
| 45069 | West Chester, OH | 10.6 mi |
Questions about 45065
What is the ZIP+4 code for 45065?
45065 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 45065, you need to look up a specific street address to get them.
What city is 45065?
45065 is assigned to South Lebanon, Ohio, in Warren 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.