Founded on Jan 26, 1827, Delaware County is one of 92 counties in the state of Indiana. Historically, Delaware County was formed from Delaware New Purchase. The city of Muncie is the county seat. With FIPS code of 35, Delaware County has a population of 111,871 and area of 392 square miles (1,015 km2).
List of all cities in Delaware County, IN alphabetically
| City/Town | Postal Code | Area Code |
| Albany, IN | 47320 | 765 |
| Anthony, IN | 47303 | 765 |
| Ball State University, IN | 47306 | 765 |
| Breezewood Park, IN | 47302 | 765 |
| Brewington Woods, IN | 47304 | 765 |
| Cammack, IN | 47304 | 765 |
| Cook Acres, IN | 47303 | 765 |
| Country Terrace, IN | 47303 | 765 |
| Cowan, IN | 47302 | 765 |
| Daleville, IN | 47334 | 765 |
| Desoto, IN | 47303 | 765 |
| Eaton, IN | 47338 | 765 |
| Gaston, IN | 47342 | 765 |
| Granville, IN | 47338 | 765 |
| Hamilton Park, IN | 47303 | 765 |
| Hills and Dales, IN | 47383 | 765 |
| Hyde Park, IN | 47302 | 765 |
| Medford, IN | 47302 | 765 |
| Muncie, IN | 47302 | 765 |
| 47303 | 765 | |
| 47304 | 765 | |
| 47305 | 765 | |
| 47306 | 765 | |
| 47307 | 765 | |
| 47308 | 765 | |
| New Burlington, IN | 47302 | 765 |
| Niles, IN | 47338 | 765 |
| Oakville, IN | 47367 | 765 |
| Progress, IN | 47302 | 765 |
| Royerton, IN | 47303 | 765 |
| Selma, IN | 47383 | 765 |
| Shideler, IN | 47338 | 765 |
| Smithfield, IN | 47383 | 765 |
| West Acres, IN | 47304 | 765 |
| West Muncie, IN | 47396 | 765 |
| Westport Addition, IN | 47304 | 765 |
| Wheeling, IN | 47342 | 765 |
| Woodlawn Park, IN | 47303 | 765 |
| Yorktown, IN | 47396 | 765 |