| Abingdon Post Office |
123 W Meek St, Abingdon, IL 61410 |
| Altona Post Office |
111 S Depot St, Altona, IL 61414 |
| Dahinda Post Office |
1453 Knox Highway 15, Dahinda, IL 61428 |
| East Galesburg Post Office |
407 1/2 S State St, East Galesburg, IL 61430 |
| Gilson Post Office |
1016 Moss St, Gilson, IL 61436 |
| Henderson Post Office |
206 N Main St, Henderson, IL 61439 |
| Knoxville Post Office |
121 N Public Sq, Knoxville, IL 61448 |
| Maquon Post Office |
300 Main St, Maquon, IL 61458 |
| Oneida Post Office |
126 E Holmes St, Oneida, IL 61467 |
| Rio Post Office |
110 E Center Ave, Rio, IL 61472 |
| Saint Augustine Post Office |
34 N Main St, Saint Augustine, IL 61474 |
| Victoria Post Office |
229 E Main St, Victoria, IL 61485 |
| Wataga Post Office |
140 S Main St, Wataga, IL 61488 |
| Williamsfield Post Office |
107 E Gale St, Williamsfield, IL 61489 |
| Yates City Post Office |
109 W Main St, Yates City, IL 61572 |
| Galesburg Post Office |
476 E Main St Ste A, Galesburg, IL 61401 |
| Galesburg Post Office |
476 E Main St Ste A, Galesburg, IL 61401 |
