ZIP Code 65770 — Walnut Grove, MO
65770 is a standard (street delivery) ZIP code serving Walnut Grove, 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 65770 at a glance
| ZIP code | 65770 |
|---|---|
| Primary city | Walnut Grove |
| State | Missouri (MO) |
| County | Greene FIPS 29077 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 2,599 |
| Coordinates | 37.421650, -93.545600 |
How ZIP+4 works in 65770
The four digits after the hyphen encode a delivery segment inside 65770. 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 65770 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 65770.
| ZIP | City | Distance |
|---|---|---|
| 65601 | Aldrich, MO | 7.9 mi |
| 65710 | Morrisville, MO | 8.2 mi |
| 65781 | Willard, MO | 8.6 mi |
| 65646 | Everton, MO | 10.5 mi |
| 65604 | Ash Grove, MO | 10.7 mi |
| 65617 | Brighton, MO | 11.3 mi |
| 65635 | Dadeville, MO | 12.3 mi |
| 65612 | Bois D Arc, MO | 14 mi |
| 65649 | Fair Play, MO | 14.3 mi |
| 65725 | Pleasant Hope, MO | 14.9 mi |
| 65661 | Greenfield, MO | 15.7 mi |
| 65664 | Halltown, MO | 16 mi |
Questions about 65770
What is the ZIP+4 code for 65770?
65770 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 65770, you need to look up a specific street address to get them.
What city is 65770?
65770 is assigned to Walnut Grove, 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.