Founded on Jan 13, 1846, Dallas County is one of 99 counties in the state of Iowa. Historically, Dallas County was formed from Polk County. The city of Adel is the county seat. With FIPS code of 49, Dallas County has a population of 103,796 and area of 586 square miles (1,518 km2).
List of all cities in Dallas County, IA alphabetically
| City/Town | Postal Code | Area Code |
| Adel, IA | 50003 | 515 |
| Berkley, IA | 50220 | 515 |
| Booneville, IA | 50038 | 515 |
| Bouton, IA | 50039 | 515 |
| Dallas Center, IA | 50063 | 515 |
| Dawson, IA | 50066 | 515 |
| De Soto, IA | 50069 | 515 |
| Dexter, IA | 50070 | 515 |
| Gardiner, IA | 50039 | 515 |
| Granger, IA | 50109 | 515 |
| Linden, IA | 50146 | 641 |
| Minburn, IA | 50167 | 515 |
| Moran, IA | 50276 | 515 |
| Perry, IA | 50220 | 515 |
| Redfield, IA | 50233 | 515 |
| The Meadows, IA | 50276 | 515 |
| Van Meter, IA | 50261 | 515 |
| Waukee, IA | 50263 | 515 |
| Wiscotta, IA | 50233 | 515 |
| Woodward, IA | 50276 | 515 |