ZIP Code 63820 — Anniston, MO
63820 is a standard (street delivery) ZIP code serving Anniston, Missouri, in Mississippi 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 63820 at a glance
| ZIP code | 63820 |
|---|---|
| Primary city | Anniston |
| State | Missouri (MO) |
| County | Mississippi FIPS 29133 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 249 |
| Coordinates | 36.824270, -89.325640 |
How ZIP+4 works in 63820
The four digits after the hyphen encode a delivery segment inside 63820. 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 63820 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 63820.
| ZIP | City | Distance |
|---|---|---|
| 63834 | Charleston, MO | 7.1 mi |
| 63845 | East Prairie, MO | 7.9 mi |
| 63823 | Bertrand, MO | 8.6 mi |
| 63882 | Wyatt, MO | 8.6 mi |
| 42032 | Columbus, KY | 13.3 mi |
| 63867 | Matthews, MO | 13.4 mi |
| 63801 | Sikeston, MO | 16.3 mi |
| 62914 | Cairo, IL | 16.4 mi |
| 63824 | Blodgett, MO | 16.7 mi |
| 63869 | New Madrid, MO | 17.2 mi |
| 62962 | Miller City, IL | 17.3 mi |
| 63860 | Kewanee, MO | 18.1 mi |
Questions about 63820
What is the ZIP+4 code for 63820?
63820 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 63820, you need to look up a specific street address to get them.
What city is 63820?
63820 is assigned to Anniston, Missouri, in Mississippi 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.