Cities and Towns in DeKalb County, Indiana
Founded on Feb 7, 1835, DeKalb County is one of 92 counties in the state of Indiana. Historically, DeKalb County was formed from Non-county Area. The city of Auburn is the county seat. With FIPS code of 33, DeKalb County has a population of 43,333 and area of 363 square miles (940 km²).
List of all cities in DeKalb County, IN alphabetically
| City/Town | Postal Code | Area Code |
| Altona, IN | 46738 | 260 |
| Artic, IN | 46721 | 260 |
| Ashley, IN | 46705 | 260 |
| Auburn, IN | 46706 | 260 |
| Auburn Junction, IN | 46706 | 260 |
| Butler, IN | 46721 | 260 |
| Butler Center, IN | 46738 | 260 |
| Cedar Creek, IN | 46738 | 260 |
| Corunna, IN | 46730 | 260 |
| Dutch Town, IN | 46738 | 260 |
| Fairfield Center, IN | 46730 | 260 |
| Garrett, IN | 46738 | 260 |
| Indian Lake, IN | 46730 | 260 |
| Keyser, IN | 46738 | 260 |
| Moore, IN | 46721 | 260 |
| Newville, IN | 46721 | 260 |
| Norland Park, IN | 46706 | 260 |
| Saint Joe, IN | 46785 | 260 |
| Sedan, IN | 46793 | 260 |
| Steuben, IN | 46705 | 260 |
| Steubenville, IN | 46705 | 260 |
| Waterloo, IN | 46793 | 260 |
