Founded in 1838, Platte County is one of 114 counties in the state of Missouri. Historically, Platte County was formed from part of the Platte Purchase. The city of Platte City is the county seat. With FIPS code of 165, Platte County has a population of 108,569 and area of 420 square miles (1,088 km2).
List of all cities in Platte County, MO alphabetically
| City/Town | Postal Code | Area Code |
| Camden Point, MO | 64018 | 816/975 |
| Dearborn, MO | 64439 | 816/975 |
| Edgerton, MO | 64444 | 816/975 |
| Farley, MO | 64028 | 816/975 |
| Ferrelview, MO | 64163 | 816/975 |
| Houston Lake, MO | 64151 | 816/975 |
| Kansas City, MO | 64150 | 816/975 |
| 64151 | 816/975 | |
| 64152 | 816/975 | |
| 64153 | 816/975 | |
| 64154 | 816/975 | |
| 64163 | 816/975 | |
| 64164 | 816/975 | |
| 64168 | 816/975 | |
| 64190 | 816/975 | |
| 64195 | 816/975 | |
| Lake Waukomis, MO | 64151 | 816/975 |
| Northmoor, MO | 64150 | 816/975 |
| Northmoor, MO | 64151 | 816/975 |
| Parkville, MO | 64151 | 816/975 |
| Parkville, MO | 64152 | 816/975 |
| Platte City, MO | 64079 | 816/975 |
| Platte Woods, MO | 64151 | 816/975 |
| Riverside, MO | 64150 | 816/975 |
| 64151 | 816/975 | |
| 64168 | 816/975 | |
| Tracy, MO | 64079 | 816/975 |
| Waldron, MO | 64092 | 816/975 |
| Weatherby Lake, MO | 64152 | 816/975 |
| 64153 | 816/975 | |
| Weston, MO | 64098 | 816/975 |