ZIP Code 77583 — Rosharon, TX
77583 is a standard (street delivery) ZIP code serving Rosharon, Texas, in Brazoria 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 77583 at a glance
| ZIP code | 77583 |
|---|---|
| Primary city | Rosharon |
| State | Texas (TX) |
| County | Brazoria FIPS 48039 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 52,747 |
| Coordinates | 29.377630, -95.458500 |
How ZIP+4 works in 77583
The four digits after the hyphen encode a delivery segment inside 77583. 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 77583 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 77583.
| ZIP | City | Distance |
|---|---|---|
| 77578 | Manvel, TX | 8.8 mi |
| 77481 | Thompsons, TX | 9.3 mi |
| 77545 | Fresno, TX | 11 mi |
| 77459 | Missouri City, TX | 11.3 mi |
| 77511 | Alvin, TX | 13.3 mi |
| 77584 | Pearland, TX | 13.3 mi |
| 77515 | Angleton, TX | 13.9 mi |
| 77577 | Liverpool, TX | 14.1 mi |
| 77430 | Damon, TX | 14.2 mi |
| 77053 | Houston, TX | 14.3 mi |
| 77534 | Danbury, TX | 14.7 mi |
| 77489 | Missouri City, TX | 15.8 mi |
Questions about 77583
What is the ZIP+4 code for 77583?
77583 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 77583, you need to look up a specific street address to get them.
What city is 77583?
77583 is assigned to Rosharon, Texas, in Brazoria 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.