ZIP Code 35661 — Muscle Shoals, AL
35661 is a standard (street delivery) ZIP code serving Muscle Shoals, Alabama, in Colbert 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 35661 at a glance
| ZIP code | 35661 |
|---|---|
| Primary city | Muscle Shoals |
| State | Alabama (AL) |
| County | Colbert FIPS 01033 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 19,169 |
| Coordinates | 34.777370, -87.563310 |
How ZIP+4 works in 35661
The four digits after the hyphen encode a delivery segment inside 35661. 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 35661 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 35661.
| ZIP | City | Distance |
|---|---|---|
| 35630 | Florence, AL | 6.4 mi |
| 35632 | Florence, AL | 7 mi |
| 35646 | Leighton, AL | 7.6 mi |
| 35660 | Sheffield, AL | 7.8 mi |
| 35645 | Killen, AL | 9.1 mi |
| 35634 | Florence, AL | 10.4 mi |
| 35672 | Town Creek, AL | 12.4 mi |
| 35674 | Tuscumbia, AL | 13.6 mi |
| 35633 | Florence, AL | 14.9 mi |
| 35652 | Rogersville, AL | 15.1 mi |
| 35648 | Lexington, AL | 16.2 mi |
| 35618 | Courtland, AL | 17.3 mi |
Questions about 35661
What is the ZIP+4 code for 35661?
35661 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 35661, you need to look up a specific street address to get them.
What city is 35661?
35661 is assigned to Muscle Shoals, Alabama, in Colbert 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.