ZIP CodesZIP codes in Ionia County, Michigan
Ionia County, Michigan has 13 ZIP codes in this list, from 48809 to 48887. They cover 13 places, among them Belding, Clarksville, Hubbardston and Ionia.
Nothing in this county matches.
| ZIP code | Place | Land area (sq mi) | Map point |
|---|---|---|---|
| 48809 | Belding | 80.1 | 43.089, -85.231 |
| 48815 | Clarksville | 26.8 | 42.830, -85.249 |
| 48845 | Hubbardston | 23.3 | 43.092, -84.842 |
| 48846 | Ionia | 111 | 42.986, -85.071 |
| 48849 | Lake Odessa | 83.7 | 42.786, -85.136 |
| 48851 | Lyons | 33.0 | 42.963, -84.921 |
| 48860 | Muir | 28.2 | 43.044, -84.939 |
| 48865 | Orleans | 21.4 | 43.090, -85.117 |
| 48870 | Palo | 0.1 | 43.112, -84.986 |
| 48873 | Pewamo | 31.2 | 43.001, -84.849 |
| 48875 | Portland | 85.2 | 42.862, -84.914 |
| 48881 | Saranac | 54.0 | 42.936, -85.203 |
| 48887 | Smyrna | no area | 43.059, -85.263 |
The ZIP code areas of Ionia County add up to about 578 square miles of land (1,496 sq km) as the Census Bureau draws them. The largest is 48846 (Ionia), with 111 square miles.
Using these codes
- In an address, the ZIP code comes last, after the city and the two-letter state: Belding, MI 48809.
- Tap a ZIP code to open it in the look-up, with a copy button for the address line.
- A code can cross a county line, and one town can have several codes. The table shows the main place of each code.
- "No area" means the Census Bureau draws no area for that code. Such codes are usually for post office boxes or a single building.
Places and counties: GeoNames. Areas: U.S. Census Bureau, 2024 ZIP Code Tabulation Areas. Checked in November 2026. This site is not connected with the United States Postal Service; for mailing, confirm the address with USPS.