ZIP Code 48363 — Oakland, MI
48363 is a standard (street delivery) ZIP code serving Oakland, Michigan, in Oakland 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 48363 at a glance
| ZIP code | 48363 |
|---|---|
| Primary city | Oakland |
| State | Michigan (MI) |
| County | Oakland FIPS 26125 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Detroit |
| Population | 7,362 |
| Coordinates | 42.772090, -83.161140 |
How ZIP+4 works in 48363
The four digits after the hyphen encode a delivery segment inside 48363. 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 48363 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 48363.
| ZIP | City | Distance |
|---|---|---|
| 48306 | Rochester, MI | 3.5 mi |
| 48370 | Oxford, MI | 4.9 mi |
| 48367 | Leonard, MI | 5 mi |
| 48362 | Lake Orion, MI | 5.5 mi |
| 48360 | Lake Orion, MI | 5.6 mi |
| 48095 | Washington, MI | 6.2 mi |
| 48094 | Washington, MI | 6.7 mi |
| 48359 | Lake Orion, MI | 6.9 mi |
| 48316 | Utica, MI | 7.7 mi |
| 48309 | Rochester, MI | 7.9 mi |
| 48065 | Romeo, MI | 7.9 mi |
| 48307 | Rochester, MI | 8 mi |
Questions about 48363
What is the ZIP+4 code for 48363?
48363 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 48363, you need to look up a specific street address to get them.
What city is 48363?
48363 is assigned to Oakland, Michigan, in Oakland 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.