ZIP Code 46552 — New Carlisle, IN
46552 is a standard (street delivery) ZIP code serving New Carlisle, 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 46552 at a glance
| ZIP code | 46552 |
|---|---|
| Primary city | New Carlisle |
| State | Indiana (IN) |
| County | St. Joseph FIPS 18141 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Indiana/Indianapolis |
| Population | 7,047 |
| Coordinates | 41.707310, -86.485000 |
How ZIP+4 works in 46552
The four digits after the hyphen encode a delivery segment inside 46552. 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 46552 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 46552.
| ZIP | City | Distance |
|---|---|---|
| 46371 | Rolling Prairie, IN | 6.3 mi |
| 49113 | Galien, MI | 6.6 mi |
| 46619 | South Bend, IN | 7.5 mi |
| 46365 | Mill Creek, IN | 7.6 mi |
| 46628 | South Bend, IN | 7.8 mi |
| 49128 | Three Oaks, MI | 9.8 mi |
| 49107 | Buchanan, MI | 10.4 mi |
| 46554 | North Liberty, IN | 10.5 mi |
| 46616 | South Bend, IN | 11.3 mi |
| 46613 | South Bend, IN | 12 mi |
| 46624 | South Bend, IN | 12 mi |
| 49119 | New Troy, MI | 12.1 mi |
Questions about 46552
What is the ZIP+4 code for 46552?
46552 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 46552, you need to look up a specific street address to get them.
What city is 46552?
46552 is assigned to New Carlisle, 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.