Post Offices in Illinois
3 post offices in Illinois. Below is the statewide list of Illinois offices. Find the hours and correct map location of your local office
Showing 1 to 3 of 3 locations
1.Upper Alton Post Office
- 1624 Main St Alton IL 62002
- 618-462-6014
2.Alton Square Post Office
- 117 Alton Sq Alton IL 62002
- 618-463-4728
3.Alton Post Office
- 2350 Homer M Adams Pkwy Alton IL 62002
- 618-462-2501