USPS - Postal Service in Illiopolis - Locations & Hours
| Name | Address | Phone | |
|---|---|---|---|
| USPS - Post Office - Illiopolis | 463 Louisa St | 217-486-7541 | |
| USPS Mail Collection/Drop Box - 463 Louisa St | 463 Louisa St | ||
| Name | Address | Phone | |
|---|---|---|---|
| USPS - Post Office - Illiopolis | 463 Louisa St | 217-486-7541 | |
| USPS Mail Collection/Drop Box - 463 Louisa St | 463 Louisa St | ||