Founded on Jan 30, 1833, Miami County is one of 92 counties in the state of Indiana. Historically, Miami County was formed from Cass County and un-organized. The city of Peru is the county seat. With FIPS code of 103, Miami County has a population of 36,081 and area of 374 square miles (969 km2).
List of all cities in Miami County, IN alphabetically
| City/Town | Postal Code | Area Code |
| Amboy, IN | 46911 | 765 |
| Bunker Hill, IN | 46914 | 765 |
| Chili, IN | 46926 | 765 |
| Converse, IN | 46919 | 765 |
| Deedsville, IN | 46921 | 574 |
| Denver, IN | 46926 | 765 |
| Grissom Air Reserve Base, IN | 46971 | 765 |
| Macy, IN | 46951 | 574 |
| Mexico, IN | 46958 | 765 |
| Miami, IN | 46959 | 765 |
| Nyona Lake, IN | 46951 | 574 |
| Peru, IN | 46970 | 765 |
| 46971 | 765 |