ZIP Code 70554 — Mamou, LA
70554 is a standard (street delivery) ZIP code serving Mamou, Louisiana, in Evangeline 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 70554 at a glance
| ZIP code | 70554 |
|---|---|
| Primary city | Mamou |
| State | Louisiana (LA) |
| County | Evangeline FIPS 22039 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 4,728 |
| Coordinates | 30.636330, -92.488850 |
How ZIP+4 works in 70554
The four digits after the hyphen encode a delivery segment inside 70554. 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 70554 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 70554.
| ZIP | City | Distance |
|---|---|---|
| 70580 | Reddell, LA | 4.5 mi |
| 70576 | Pine Prairie, LA | 10.8 mi |
| 70586 | Ville Platte, LA | 11.5 mi |
| 70524 | Chataignier, LA | 11.5 mi |
| 70535 | Eunice, LA | 11.5 mi |
| 70655 | Oberlin, LA | 12.7 mi |
| 70515 | Basile, LA | 13.9 mi |
| 71463 | Oakdale, LA | 15.2 mi |
| 70532 | Elton, LA | 16.9 mi |
| 70585 | Turkey Creek, LA | 17.4 mi |
| 70550 | Lawtell, LA | 19.6 mi |
| 70543 | Iota, LA | 20.8 mi |
Questions about 70554
What is the ZIP+4 code for 70554?
70554 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 70554, you need to look up a specific street address to get them.
What city is 70554?
70554 is assigned to Mamou, Louisiana, in Evangeline 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.