ZIP Code 63531 — Baring, MO
63531 is a standard (street delivery) ZIP code serving Baring, Missouri, in Knox 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 63531 at a glance
| ZIP code | 63531 |
|---|---|
| Primary city | Baring |
| State | Missouri (MO) |
| County | Knox FIPS 29103 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 393 |
| Coordinates | 40.300020, -92.252480 |
How ZIP+4 works in 63531
The four digits after the hyphen encode a delivery segment inside 63531. 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 63531 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 63531.
| ZIP | City | Distance |
|---|---|---|
| 63563 | Rutledge, MO | 9.4 mi |
| 63533 | Brashear, MO | 10 mi |
| 63537 | Edina, MO | 11.5 mi |
| 63547 | Hurdland, MO | 11.7 mi |
| 63555 | Memphis, MO | 13.2 mi |
| 63543 | Gorin, MO | 13.4 mi |
| 63546 | Greentop, MO | 13.7 mi |
| 63536 | Downing, MO | 13.9 mi |
| 63540 | Gibbs, MO | 16.2 mi |
| 63446 | Knox City, MO | 17.1 mi |
| 63561 | Queen City, MO | 17.2 mi |
| 63474 | Wyaconda, MO | 19 mi |
Questions about 63531
What is the ZIP+4 code for 63531?
63531 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 63531, you need to look up a specific street address to get them.
What city is 63531?
63531 is assigned to Baring, Missouri, in Knox 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.