ZIP Code 46561 — Osceola, IN
46561 is a standard (street delivery) ZIP code serving Osceola, Indiana, in St. Joseph 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 46561 at a glance
| ZIP code | 46561 |
|---|---|
| Primary city | Osceola |
| State | Indiana (IN) |
| County | St. Joseph FIPS 18141 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Indiana/Indianapolis |
| Population | 13,996 |
| Coordinates | 41.666830, -86.075990 |
How ZIP+4 works in 46561
The four digits after the hyphen encode a delivery segment inside 46561. 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 46561 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 46561.
| ZIP | City | Distance |
|---|---|---|
| 46545 | Mishawaka, IN | 4.1 mi |
| 46544 | Mishawaka, IN | 4.6 mi |
| 46517 | Elkhart, IN | 5 mi |
| 46530 | Granger, IN | 5.7 mi |
| 46514 | Elkhart, IN | 6.5 mi |
| 46516 | Elkhart, IN | 6.7 mi |
| 46615 | South Bend, IN | 7 mi |
| 46635 | South Bend, IN | 7.6 mi |
| 46617 | South Bend, IN | 8.3 mi |
| 46573 | Wakarusa, IN | 8.8 mi |
| 46556 | Notre Dame, IN | 9 mi |
| 46601 | South Bend, IN | 9.1 mi |
Questions about 46561
What is the ZIP+4 code for 46561?
46561 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 46561, you need to look up a specific street address to get them.
What city is 46561?
46561 is assigned to Osceola, Indiana, in St. Joseph 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.