ZIP Code 61047 — Leaf River, IL
61047 is a standard (street delivery) ZIP code serving Leaf River, Illinois, in Ogle 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 61047 at a glance
| ZIP code | 61047 |
|---|---|
| Primary city | Leaf River |
| State | Illinois (IL) |
| County | Ogle FIPS 17141 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 1,622 |
| Coordinates | 42.153050, -89.395970 |
How ZIP+4 works in 61047
The four digits after the hyphen encode a delivery segment inside 61047. 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 61047 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 61047.
| ZIP | City | Distance |
|---|---|---|
| 61039 | German Valley, IL | 5.3 mi |
| 61077 | Seward, IL | 6.5 mi |
| 61010 | Byron, IL | 6.7 mi |
| 61054 | Mount Morris, IL | 7.2 mi |
| 61030 | Forreston, IL | 10.2 mi |
| 61007 | Baileyville, IL | 10.5 mi |
| 61088 | Winnebago, IL | 10.8 mi |
| 61084 | Stillman Valley, IL | 10.9 mi |
| 61061 | Oregon, IL | 11.1 mi |
| 61067 | Ridott, IL | 11.2 mi |
| 61063 | Pecatonica, IL | 11.3 mi |
| 61102 | Rockford, IL | 13.4 mi |
Questions about 61047
What is the ZIP+4 code for 61047?
61047 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 61047, you need to look up a specific street address to get them.
What city is 61047?
61047 is assigned to Leaf River, Illinois, in Ogle 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.