U S Post Office in Chicago, IL
| Name: | U S Post Office |
| Address: | 227 E Ontario St Chicago, IL 60611 |
| Phone: | (312) 642-3576 |
| Fax: | n/a |
| Categories: | Postal Service |
| Website: | n/a |
| Ad: | |
| Map: | |
| Major Intersections: | Erie St E & Mc Clurg Ct N |
| Facebook: | n/a |
| Comments: | Share your Experience! U S Post Office reviews: |