ZIP Code 70079 — Norco, LA
70079 is a standard (street delivery) ZIP code serving Norco, Louisiana, in St. Charles 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 70079 at a glance
| ZIP code | 70079 |
|---|---|
| Primary city | Norco |
| State | Louisiana (LA) |
| County | St. Charles FIPS 22089 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 2,757 |
| Coordinates | 30.001720, -90.412180 |
How ZIP+4 works in 70079
The four digits after the hyphen encode a delivery segment inside 70079. 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 70079 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 70079.
| ZIP | City | Distance |
|---|---|---|
| 70047 | Destrehan, LA | 3.7 mi |
| 70057 | Hahnville, LA | 4 mi |
| 70087 | Saint Rose, LA | 6.1 mi |
| 70031 | Ama, LA | 8 mi |
| 70039 | Boutte, LA | 8.4 mi |
| 70080 | Paradis, LA | 8.9 mi |
| 70049 | Edgard, LA | 9 mi |
| 70062 | Kenner, LA | 9.4 mi |
| 70065 | Kenner, LA | 9.6 mi |
| 70068 | La Place, LA | 9.7 mi |
| 70084 | Reserve, LA | 10.8 mi |
| 70003 | Metairie, LA | 11.8 mi |
Questions about 70079
What is the ZIP+4 code for 70079?
70079 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 70079, you need to look up a specific street address to get them.
What city is 70079?
70079 is assigned to Norco, Louisiana, in St. Charles 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.