ZIP Code 43302 — Marion, OH
43302 is a standard (street delivery) ZIP code serving Marion, Ohio, in Marion 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 43302 at a glance
| ZIP code | 43302 |
|---|---|
| Primary city | Marion |
| State | Ohio (OH) |
| County | Marion FIPS 39101 |
| ZIP type | Standard (street delivery) |
| Time zone | America/New_York |
| Population | 53,702 |
| Coordinates | 40.599950, -83.129670 |
How ZIP+4 works in 43302
The four digits after the hyphen encode a delivery segment inside 43302. 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 43302 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 43302.
| ZIP | City | Distance |
|---|---|---|
| 43322 | Green Camp, OH | 6.2 mi |
| 43337 | Morral, OH | 8.2 mi |
| 43342 | Prospect, OH | 9 mi |
| 43314 | Caledonia, OH | 9.4 mi |
| 43341 | New Bloomington, OH | 9.7 mi |
| 43356 | Waldo, OH | 10.7 mi |
| 43323 | Harpster, OH | 11.1 mi |
| 43320 | Edison, OH | 12.1 mi |
| 43332 | La Rue, OH | 13 mi |
| 43066 | Radnor, OH | 14 mi |
| 44849 | Nevada, OH | 14.4 mi |
| 43315 | Cardington, OH | 15.4 mi |
Questions about 43302
What is the ZIP+4 code for 43302?
43302 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 43302, you need to look up a specific street address to get them.
What city is 43302?
43302 is assigned to Marion, Ohio, in Marion 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.