ZIP Code 65803 — Springfield, MO
65803 is a standard (street delivery) ZIP code serving Springfield, Missouri, in Greene 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 65803 at a glance
| ZIP code | 65803 |
|---|---|
| Primary city | Springfield |
| State | Missouri (MO) |
| County | Greene FIPS 29077 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 42,882 |
| Coordinates | 37.284640, -93.290360 |
How ZIP+4 works in 65803
The four digits after the hyphen encode a delivery segment inside 65803. 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 65803 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.
Other ZIP codes in Springfield
Nearby ZIP codes
Showing the closest twelve. See every ZIP code within 25 miles of 65803.
| ZIP | City | Distance |
|---|---|---|
| 65801 | Springfield, MO | 4.9 mi |
| 65806 | Springfield, MO | 5.5 mi |
| 65897 | Springfield, MO | 5.9 mi |
| 65802 | Springfield, MO | 6.1 mi |
| 65781 | Willard, MO | 8.3 mi |
| 65807 | Springfield, MO | 8.4 mi |
| 65809 | Springfield, MO | 9.5 mi |
| 65804 | Springfield, MO | 9.6 mi |
| 65725 | Pleasant Hope, MO | 10.1 mi |
| 65757 | Strafford, MO | 10.5 mi |
| 65617 | Brighton, MO | 10.9 mi |
| 65648 | Fair Grove, MO | 11.1 mi |
Questions about 65803
What is the ZIP+4 code for 65803?
65803 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 65803, you need to look up a specific street address to get them.
What city is 65803?
65803 is assigned to Springfield, Missouri, in Greene 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.