ZIP Code 38451 — Culleoka, TN
38451 is a standard (street delivery) ZIP code serving Culleoka, Tennessee, in Maury 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 38451 at a glance
| ZIP code | 38451 |
|---|---|
| Primary city | Culleoka |
| State | Tennessee (TN) |
| County | Maury FIPS 47119 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 4,145 |
| Coordinates | 35.467060, -86.995730 |
How ZIP+4 works in 38451
The four digits after the hyphen encode a delivery segment inside 38451. 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 38451 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 38451.
| ZIP | City | Distance |
|---|---|---|
| 38472 | Lynnville, TN | 6.6 mi |
| 38401 | Columbia, TN | 11.3 mi |
| 37091 | Lewisburg, TN | 13.1 mi |
| 38474 | Mount Pleasant, TN | 13.6 mi |
| 37047 | Cornersville, TN | 14.1 mi |
| 37019 | Belfast, TN | 16.9 mi |
| 38478 | Pulaski, TN | 17.4 mi |
| 38456 | Ethridge, TN | 17.7 mi |
| 37174 | Spring Hill, TN | 18.4 mi |
| 38483 | Summertown, TN | 19.2 mi |
| 37034 | Chapel Hill, TN | 20.8 mi |
| 38461 | Hampshire, TN | 21.3 mi |
Questions about 38451
What is the ZIP+4 code for 38451?
38451 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 38451, you need to look up a specific street address to get them.
What city is 38451?
38451 is assigned to Culleoka, Tennessee, in Maury 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.