ZIP Code 64446 — Fairfax, MO
64446 is a standard (street delivery) ZIP code serving Fairfax, Missouri, in Atchison 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 64446 at a glance
| ZIP code | 64446 |
|---|---|
| Primary city | Fairfax |
| State | Missouri (MO) |
| County | Atchison FIPS 29005 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 1,066 |
| Coordinates | 40.321760, -95.402970 |
How ZIP+4 works in 64446
The four digits after the hyphen encode a delivery segment inside 64446. 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 64446 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 64446.
| ZIP | City | Distance |
|---|---|---|
| 64491 | Tarkio, MO | 9.3 mi |
| 64482 | Rock Port, MO | 11.7 mi |
| 64437 | Craig, MO | 12.6 mi |
| 68437 | Shubert, NE | 13.2 mi |
| 64470 | Mound City, MO | 14.2 mi |
| 68414 | Nemaha, NE | 15.6 mi |
| 64498 | Westboro, MO | 15.8 mi |
| 64487 | Skidmore, MO | 15.8 mi |
| 68321 | Brownville, NE | 16.1 mi |
| 68355 | Falls City, NE | 16.6 mi |
| 64496 | Watson, MO | 16.7 mi |
| 68431 | Rulo, NE | 17.6 mi |
Questions about 64446
What is the ZIP+4 code for 64446?
64446 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 64446, you need to look up a specific street address to get them.
What city is 64446?
64446 is assigned to Fairfax, Missouri, in Atchison 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.