Post Offices List in East Saint Louis City, Illinois:
| East Saint Louis Post Office | 950 Missouri Ave, East Saint Louis, IL 62201 |
| Edgemont Post Office | 8701 State St, East Saint Louis, IL 62203 |
| National Stock Yards Post Office | 3900 Collinsville Rd, East Saint Louis, IL 62201 |
| Alorton Post Office | 4825 Bond Ave, East Saint Louis, IL 62207 |
| Cahokia Post Office | 801 Range Ln, East Saint Louis, IL 62206 |