ZIP Code 49302 — Alto, MI
49302 is a standard (street delivery) ZIP code serving Alto, Michigan, in Kent 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 49302 at a glance
| ZIP code | 49302 |
|---|---|
| Primary city | Alto |
| State | Michigan (MI) |
| County | Kent FIPS 26081 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Detroit |
| Population | 9,754 |
| Coordinates | 42.823070, -85.398710 |
How ZIP+4 works in 49302
The four digits after the hyphen encode a delivery segment inside 49302. 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 49302 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 49302.
| ZIP | City | Distance |
|---|---|---|
| 49325 | Freeport, MI | 6.5 mi |
| 48815 | Clarksville, MI | 7.4 mi |
| 49316 | Caledonia, MI | 8.2 mi |
| 49512 | Grand Rapids, MI | 8.6 mi |
| 49331 | Lowell, MI | 9.2 mi |
| 49333 | Middleville, MI | 9.4 mi |
| 49546 | Grand Rapids, MI | 10.1 mi |
| 49301 | Ada, MI | 11.3 mi |
| 49508 | Grand Rapids, MI | 12 mi |
| 48881 | Saranac, MI | 12.6 mi |
| 48849 | Lake Odessa, MI | 13.6 mi |
| 49548 | Grand Rapids, MI | 13.7 mi |
Questions about 49302
What is the ZIP+4 code for 49302?
49302 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 49302, you need to look up a specific street address to get them.
What city is 49302?
49302 is assigned to Alto, Michigan, in Kent 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.