ZIP Code 71029 — Gilliam, LA
71029 is a standard (street delivery) ZIP code serving Gilliam, Louisiana, in Caddo 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 71029 at a glance
| ZIP code | 71029 |
|---|---|
| Primary city | Gilliam |
| State | Louisiana (LA) |
| County | Caddo FIPS 22017 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 142 |
| Coordinates | 32.837330, -93.834460 |
How ZIP+4 works in 71029
The four digits after the hyphen encode a delivery segment inside 71029. 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 71029 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 71029.
| ZIP | City | Distance |
|---|---|---|
| 71043 | Hosston, LA | 4.7 mi |
| 71004 | Belcher, LA | 6.6 mi |
| 71082 | Vivian, LA | 8.3 mi |
| 71044 | Ida, LA | 9.3 mi |
| 71064 | Plain Dealing, LA | 10 mi |
| 71061 | Oil City, LA | 10.1 mi |
| 71069 | Rodessa, LA | 12.9 mi |
| 71006 | Benton, LA | 13.8 mi |
| 75565 | Mcleod, TX | 16 mi |
| 71060 | Mooringsport, LA | 16.3 mi |
| 71107 | Shreveport, LA | 16.8 mi |
| 71009 | Blanchard, LA | 18.2 mi |
Questions about 71029
What is the ZIP+4 code for 71029?
71029 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 71029, you need to look up a specific street address to get them.
What city is 71029?
71029 is assigned to Gilliam, Louisiana, in Caddo 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.