ZIP Code 47427 — Coal City, IN
47427 is a standard (street delivery) ZIP code serving Coal City, Indiana, in Owen 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 47427 at a glance
| ZIP code | 47427 |
|---|---|
| Primary city | Coal City |
| State | Indiana (IN) |
| County | Owen FIPS 18119 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Indiana/Indianapolis |
| Population | 1,014 |
| Coordinates | 39.239150, -87.012660 |
How ZIP+4 works in 47427
The four digits after the hyphen encode a delivery segment inside 47427. 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 47427 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 47427.
| ZIP | City | Distance |
|---|---|---|
| 47431 | Freedom, IN | 5.7 mi |
| 47455 | Patricksburg, IN | 5.9 mi |
| 47841 | Clay City, IN | 6.1 mi |
| 47471 | Worthington, IN | 6.7 mi |
| 47833 | Bowling Green, IN | 8.4 mi |
| 47438 | Jasonville, IN | 10.7 mi |
| 47858 | Lewis, IN | 11.7 mi |
| 47840 | Centerpoint, IN | 12 mi |
| 47845 | Coalmont, IN | 12.2 mi |
| 47460 | Spencer, IN | 12.3 mi |
| 47465 | Switz City, IN | 12.8 mi |
| 47445 | Midland, IN | 12.9 mi |
Questions about 47427
What is the ZIP+4 code for 47427?
47427 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 47427, you need to look up a specific street address to get them.
What city is 47427?
47427 is assigned to Coal City, Indiana, in Owen 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.