ZIP Code 47355 — Lynn, IN
47355 is a standard (street delivery) ZIP code serving Lynn, Indiana, in Randolph 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 47355 at a glance
| ZIP code | 47355 |
|---|---|
| Primary city | Lynn |
| State | Indiana (IN) |
| County | Randolph FIPS 18135 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Indiana/Indianapolis |
| Population | 3,029 |
| Coordinates | 40.043760, -84.925800 |
How ZIP+4 works in 47355
The four digits after the hyphen encode a delivery segment inside 47355. 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 47355 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 47355.
| ZIP | City | Distance |
|---|---|---|
| 47341 | Fountain City, IN | 5.1 mi |
| 47393 | Williamsburg, IN | 6.8 mi |
| 45332 | Hollansburg, OH | 7.9 mi |
| 47394 | Winchester, IN | 9.1 mi |
| 47392 | Webster, IN | 9.3 mi |
| 45352 | Palestine, OH | 9.6 mi |
| 47358 | Modoc, IN | 9.9 mi |
| 47339 | Economy, IN | 10.5 mi |
| 47390 | Union City, IN | 12 mi |
| 45346 | New Madison, OH | 12.3 mi |
| 47345 | Greens Fork, IN | 12.3 mi |
| 47382 | Saratoga, IN | 13.3 mi |
Questions about 47355
What is the ZIP+4 code for 47355?
47355 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 47355, you need to look up a specific street address to get them.
What city is 47355?
47355 is assigned to Lynn, Indiana, in Randolph 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.