Foster Post Office Contact Information
Address, Phone Number, and Hours for an Post Office in Alton, Illinois.
| Name | Foster Post Office |
| Address | 203 Main Street, Alton IL 62002 Map |
| Phone | (660) 832-4823 |
| Website | |
| Hours |
Map of Foster Post Office
Post Office near Alton
About Foster Post Office
The Foster Post Office, located in Alton, IL, is a branch location of the United States Postal Service (USPS) that serves the Alton community. The customer service postal facility offers mail and package delivery services, P.O. box services, and passport services. The USPS operates as an independent agency within the federal government, supported entirely by revenues generated through its operations.
Interested parties may contact Post Office for questions about:
- Alton, Illinois Post Office hours and locations
- PO Box services in Alton
- Mail and package delivery services
- Postage rates
- Passport services
- Madison County, Illinois Post Office jobs and employment