ZIP Code 38370 — Saltillo, TN
38370 is a standard (street delivery) ZIP code serving Saltillo, Tennessee, in Hardin 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 38370 at a glance
| ZIP code | 38370 |
|---|---|
| Primary city | Saltillo |
| State | Tennessee (TN) |
| County | Hardin FIPS 47071 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 1,079 |
| Coordinates | 35.389420, -88.246500 |
How ZIP+4 works in 38370
The four digits after the hyphen encode a delivery segment inside 38370. 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 38370 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 38370.
| ZIP | City | Distance |
|---|---|---|
| 38371 | Sardis, TN | 3.7 mi |
| 38361 | Morris Chapel, TN | 5.5 mi |
| 38359 | Milledgeville, TN | 6 mi |
| 38374 | Scotts Hill, TN | 8.5 mi |
| 38311 | Bath Springs, TN | 9 mi |
| 38368 | Reagan, TN | 9.9 mi |
| 38332 | Enville, TN | 10.5 mi |
| 38327 | Crump, TN | 11.9 mi |
| 38310 | Adamsville, TN | 12.3 mi |
| 38329 | Decaturville, TN | 13.1 mi |
| 38475 | Olivehill, TN | 15.3 mi |
| 38347 | Jacks Creek, TN | 15.4 mi |
Questions about 38370
What is the ZIP+4 code for 38370?
38370 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 38370, you need to look up a specific street address to get them.
What city is 38370?
38370 is assigned to Saltillo, Tennessee, in Hardin 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.