Founded in 1831, Ottawa County is one of 83 counties in the state of Michigan. Historically, Ottawa County was formed from part of Mackinac County and unorganized territory. The city of Grand Haven is the county seat. With FIPS code of 139, Ottawa County has a population of 299,157 and area of 1,632 square miles (4,227 km2).
List of all cities in Ottawa County, MI alphabetically
| City/Town | Postal Code | Area Code |
| Allendale, MI | 49401 | 616 |
| Borculo, MI | 49464 | 616 |
| Conklin, MI | 49403 | 616 |
| Coopersville, MI | 49404 | 616 |
| 49404 | 616 | |
| Eastmanville, MI | 49404 | 616 |
| Ferrysburg, MI | 49409 | 616 |
| Georgetown Township, MI | 49428 | 616 |
| Grand Haven, MI | 49417 | 616 |
| Holland, MI | 49422 | 616 |
| 49423 | 616 | |
| 49424 | 616 | |
| Hudsonville, MI | 49426 | 616 |
| Jamestown, MI | 49427 | 616 |
| Jenison, MI | 49428 | 616 |
| 49429 | 616 | |
| Lamont, MI | 49430 | 616 |
| Macatawa, MI | 49434 | 616 |
| Marne, MI | 49435 | 616 |
| Nunica, MI | 49448 | 616 |
| Port Sheldon, MI | 49460 | 616 |
| Spring Lake, MI | 49456 | 616 |
| West Olive, MI | 49460 | 616 |
| Zeeland, MI | 49464 | 616 |