ZIP Code 48021 — Eastpointe, MI
48021 is a standard (street delivery) ZIP code serving Eastpointe, Michigan, in Macomb 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 48021 at a glance
| ZIP code | 48021 |
|---|---|
| Primary city | Eastpointe |
| State | Michigan (MI) |
| County | Macomb FIPS 26099 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Detroit |
| Population | 33,982 |
| Coordinates | 42.465670, -82.945980 |
How ZIP+4 works in 48021
The four digits after the hyphen encode a delivery segment inside 48021. 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 48021 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 48021.
| ZIP | City | Distance |
|---|---|---|
| 48225 | Harper Woods, MI | 2 mi |
| 48080 | Saint Clair Shores, MI | 2.3 mi |
| 48089 | Warren, MI | 2.5 mi |
| 48066 | Roseville, MI | 2.9 mi |
| 48205 | Detroit, MI | 2.9 mi |
| 48081 | Saint Clair Shores, MI | 3.2 mi |
| 48224 | Detroit, MI | 3.8 mi |
| 48236 | Grosse Pointe, MI | 3.8 mi |
| 48088 | Warren, MI | 3.9 mi |
| 48015 | Center Line, MI | 4.3 mi |
| 48093 | Warren, MI | 4.9 mi |
| 48026 | Fraser, MI | 5 mi |
Questions about 48021
What is the ZIP+4 code for 48021?
48021 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 48021, you need to look up a specific street address to get them.
What city is 48021?
48021 is assigned to Eastpointe, Michigan, in Macomb 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.