ZIP Code 48730 — East Tawas, MI
48730 is a standard (street delivery) ZIP code serving East Tawas, Michigan, in Iosco 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 48730 at a glance
| ZIP code | 48730 |
|---|---|
| Primary city | East Tawas |
| State | Michigan (MI) |
| County | Iosco FIPS 26069 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Detroit |
| Population | 4,584 |
| Coordinates | 44.354430, -83.488040 |
How ZIP+4 works in 48730
The four digits after the hyphen encode a delivery segment inside 48730. 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 48730 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 48730.
| ZIP | City | Distance |
|---|---|---|
| 48750 | Oscoda, MI | 6.3 mi |
| 48763 | Tawas City, MI | 9.5 mi |
| 48748 | National City, MI | 9.8 mi |
| 48745 | Mikado, MI | 14.9 mi |
| 48738 | Greenbush, MI | 15.4 mi |
| 48739 | Hale, MI | 17.1 mi |
| 48737 | Glennie, MI | 17.1 mi |
| 48765 | Turner, MI | 17.9 mi |
| 48770 | Whittemore, MI | 17.9 mi |
| 48743 | Long Lake, MI | 19.8 mi |
| 48703 | Au Gres, MI | 21.7 mi |
| 48740 | Harrisville, MI | 21.8 mi |
Questions about 48730
What is the ZIP+4 code for 48730?
48730 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 48730, you need to look up a specific street address to get them.
What city is 48730?
48730 is assigned to East Tawas, Michigan, in Iosco 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.