ZIP Code 63770 — Old Appleton, MO
63770 is a standard (street delivery) ZIP code serving Old Appleton, Missouri, in Perry 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 63770 at a glance
| ZIP code | 63770 |
|---|---|
| Primary city | Old Appleton |
| State | Missouri (MO) |
| County | Perry FIPS 29157 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 203 |
| Coordinates | 37.594560, -89.700490 |
How ZIP+4 works in 63770
The four digits after the hyphen encode a delivery segment inside 63770. 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 63770 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 63770.
| ZIP | City | Distance |
|---|---|---|
| 63783 | Uniontown, MO | 1.4 mi |
| 63769 | Oak Ridge, MO | 5.4 mi |
| 63732 | Altenburg, MO | 6 mi |
| 63747 | Friedheim, MO | 6.5 mi |
| 63748 | Frohna, MO | 7 mi |
| 63746 | Farrar, MO | 7.8 mi |
| 63743 | Daisy, MO | 8.9 mi |
| 63755 | Jackson, MO | 10.9 mi |
| 62942 | Grand Tower, IL | 12.5 mi |
| 63775 | Perryville, MO | 12.6 mi |
| 63781 | Sedgewickville, MO | 13.3 mi |
| 62950 | Jacob, IL | 13.4 mi |
Questions about 63770
What is the ZIP+4 code for 63770?
63770 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 63770, you need to look up a specific street address to get them.
What city is 63770?
63770 is assigned to Old Appleton, Missouri, in Perry 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.