ZIP Code 61864 — Philo, IL
61864 is a standard (street delivery) ZIP code serving Philo, Illinois, in Champaign 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 61864 at a glance
| ZIP code | 61864 |
|---|---|
| Primary city | Philo |
| State | Illinois (IL) |
| County | Champaign FIPS 17019 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 2,003 |
| Coordinates | 39.979890, -88.144370 |
How ZIP+4 works in 61864
The four digits after the hyphen encode a delivery segment inside 61864. 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 61864 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 61864.
| ZIP | City | Distance |
|---|---|---|
| 61877 | Sidney, IL | 3.7 mi |
| 61880 | Tolono, IL | 5.4 mi |
| 61852 | Longview, IL | 6.7 mi |
| 61874 | Savoy, IL | 7.9 mi |
| 61816 | Broadlands, IL | 8.4 mi |
| 61956 | Villa Grove, IL | 8.7 mi |
| 61863 | Pesotum, IL | 8.9 mi |
| 61801 | Urbana, IL | 9.6 mi |
| 61849 | Homer, IL | 9.9 mi |
| 61802 | Urbana, IL | 9.9 mi |
| 61820 | Champaign, IL | 10.5 mi |
| 61821 | Champaign, IL | 11.4 mi |
Questions about 61864
What is the ZIP+4 code for 61864?
61864 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 61864, you need to look up a specific street address to get them.
What city is 61864?
61864 is assigned to Philo, Illinois, in Champaign 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.