ZIP Code 62280 — Rockwood, IL
62280 is a standard (street delivery) ZIP code serving Rockwood, Illinois, in Jackson 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 62280 at a glance
| ZIP code | 62280 |
|---|---|
| Primary city | Rockwood |
| State | Illinois (IL) |
| County | Jackson FIPS 17077 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 421 |
| Coordinates | 37.831790, -89.659520 |
How ZIP+4 works in 62280
The four digits after the hyphen encode a delivery segment inside 62280. 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 62280 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 62280.
| ZIP | City | Distance |
|---|---|---|
| 62950 | Jacob, IL | 7.9 mi |
| 62916 | Campbell Hill, IL | 8.8 mi |
| 63746 | Farrar, MO | 8.8 mi |
| 62907 | Ava, IL | 9 mi |
| 62233 | Chester, IL | 10.1 mi |
| 62997 | Willisville, IL | 11.1 mi |
| 62288 | Steeleville, IL | 11.2 mi |
| 63748 | Frohna, MO | 11.5 mi |
| 62272 | Percy, IL | 12 mi |
| 62940 | Gorham, IL | 12.8 mi |
| 63775 | Perryville, MO | 14.6 mi |
| 63783 | Uniontown, MO | 15.4 mi |
Questions about 62280
What is the ZIP+4 code for 62280?
62280 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 62280, you need to look up a specific street address to get them.
What city is 62280?
62280 is assigned to Rockwood, Illinois, in Jackson 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.