The phone number is 312-527-0674
| Post office address | 355 E Ohio St Ste 200 |
| Town/City | Chicago |
| State | IL |
| ZIP | 60611-7223 |
| Phone | 312-527-0674 |
Post Office Ontario Street is open Monday to Friday from 9:00 am to 6:00 pm. This USPS Post Office is closed Saturday and Sunday.
Retail Hours
Lobby Hours
Passport Acceptance Hours
Passport Photo Hours
PO Box Access Hours
Pickup Services Hours
No, the Post Office Ontario Street is closed on Saturdays. Check the timetables above to know when to go during the week.
No, unfortunately the Post Office Ontario Street is closed on Sundays. Look at next week's opening hours.
Find the list of all the other Post Offices in Chicago by following this link.
USPS Prices for the most common shipments and services:
| Service | Prices |
|---|---|
| Priority Mail Express | From $28.75 |
| Priority Mail Express Flat Rate Envelope | $28.75 |
| Priority Mail | From $9.35 |
| Priority Mail Flat Rate Envelope | $9.65 |
| First-Class Mail | From $0.63 |
| Library Mail | From $3.47 |
| Parcel Select | From $4.75 |
| Parcel Select Lightweight | From $2.46 |
