Founded in 1853, Fillmore County is one of 87 counties in the state of Minnesota. Historically, Fillmore County was formed from Wabasha County. The city of Preston is the county seat. With FIPS code of 45, Fillmore County has a population of 21,271 and area of 861.25 square miles (2,231 km2).
List of all cities in Fillmore County, MN alphabetically
| City/Town | Postal Code | Area Code |
| Arendahl, MN | 55962 | 507 |
| Bratsberg, MN | 55971 | 507 |
| Canton, MN | 55922 | 507 |
| Carimona, MN | 55965 | 507 |
| Chatfield, MN | 55923 | 507 |
| Cherry Grove, MN | 55975 | 507 |
| Cummingsville, MN | 55923 | 507 |
| Fillmore, MN | 55990 | 507 |
| Fountain, MN | 55935 | 507 |
| Granger, MN | 55939 | 507 |
| Greenleafton, MN | 55965 | 507 |
| Harmony, MN | 55939 | 507 |
| Hart, MN | 55971 | 507 |
| Highland, MN | 55949 | 507 |
| Lanesboro, MN | 55949 | 507 |
| Mabel, MN | 55954 | 507 |
| Ostrander, MN | 55961 | 507 |
| Peterson, MN | 55962 | 507 |
| Pilot Mound, MN | 55923 | 507 |
| Preston, MN | 55965 | 507 |
| Rushford, MN | 55971 | 507 |
| Rushford Village, MN | 55962 | 507 |
| 55971 | 507 | |
| South Rushford, MN | 55971 | 507 |
| Spring Valley, MN | 55975 | 507 |
| Whalan, MN | 55949 | 507 |
| Wykoff, MN | 55990 | 507 |