ZIP Code 46771 — Mongo, IN
46771 is a standard (street delivery) ZIP code serving Mongo, Indiana, in LaGrange 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 46771 at a glance
| ZIP code | 46771 |
|---|---|
| Primary city | Mongo |
| State | Indiana (IN) |
| County | LaGrange FIPS 18087 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Indiana/Indianapolis |
| Population | 80 |
| Coordinates | 41.692720, -85.296390 |
How ZIP+4 works in 46771
The four digits after the hyphen encode a delivery segment inside 46771. 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 46771 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 46771.
| ZIP | City | Distance |
|---|---|---|
| 46746 | Howe, IN | 3.4 mi |
| 46761 | Lagrange, IN | 5.5 mi |
| 46776 | Orland, IN | 7 mi |
| 46789 | Stroh, IN | 9.1 mi |
| 46795 | Wolcottville, IN | 10 mi |
| 46786 | South Milford, IN | 11.2 mi |
| 49030 | Burr Oak, MI | 11.4 mi |
| 46747 | Hudson, IN | 11.7 mi |
| 49091 | Sturgis, MI | 12 mi |
| 49028 | Bronson, MI | 12 mi |
| 46784 | Rome City, IN | 14.2 mi |
| 46565 | Shipshewana, IN | 14.8 mi |
Questions about 46771
What is the ZIP+4 code for 46771?
46771 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 46771, you need to look up a specific street address to get them.
What city is 46771?
46771 is assigned to Mongo, Indiana, in LaGrange 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.