Founded in 1843, Pulaski County is one of 102 counties in the state of Illinois. Historically, Pulaski County was formed from Alexander and Johnson County. The city of Mound City is the county seat. With FIPS code of 153, Pulaski County has a population of 5,065 and area of 199 square miles (515 km2).
List of all cities in Pulaski County, IL alphabetically
| City/Town | Postal Code | Area Code |
| America, IL | 62996 | 618/730 |
| Boaz, IL | 62956 | 618/730 |
| Grand Chain, IL | 62941 | 618/730 |
| Hillerman, IL | 62941 | 618/730 |
| Karnak, IL | 62956 | 618/730 |
| Meridian Heights, IL | 62964 | 618/730 |
| Mound City, IL | 62963 | 618/730 |
| Mounds, IL | 62964 | 618/730 |
| North Mounds, IL | 62964 | 618/730 |
| Olmsted, IL | 62970 | 618/730 |
| Perks, IL | 62973 | 618/730 |
| Pulaski, IL | 62976 | 618/730 |
| Spencer Heights, IL | 62964 | 618/730 |
| Ullin, IL | 62992 | 618/730 |
| Villa Ridge, IL | 62996 | 618/730 |