ZIP Code 36521 — Chunchula, AL
36521 is a standard (street delivery) ZIP code serving Chunchula, Alabama, in Mobile 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 36521 at a glance
| ZIP code | 36521 |
|---|---|
| Primary city | Chunchula |
| State | Alabama (AL) |
| County | Mobile FIPS 01097 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 5,536 |
| Coordinates | 30.962410, -88.185260 |
How ZIP+4 works in 36521
The four digits after the hyphen encode a delivery segment inside 36521. 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 36521 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 36521.
| ZIP | City | Distance |
|---|---|---|
| 36571 | Saraland, AL | 9.1 mi |
| 36505 | Axis, AL | 9.7 mi |
| 36522 | Citronelle, AL | 10 mi |
| 36613 | Eight Mile, AL | 10.4 mi |
| 36572 | Satsuma, AL | 10.4 mi |
| 36512 | Bucks, AL | 10.7 mi |
| 36525 | Creola, AL | 10.8 mi |
| 36560 | Mount Vernon, AL | 11.7 mi |
| 36587 | Wilmer, AL | 13.1 mi |
| 36575 | Semmes, AL | 14.4 mi |
| 36611 | Mobile, AL | 14.7 mi |
| 36612 | Mobile, AL | 15.1 mi |
Questions about 36521
What is the ZIP+4 code for 36521?
36521 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 36521, you need to look up a specific street address to get them.
What city is 36521?
36521 is assigned to Chunchula, Alabama, in Mobile 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.