Post Office in Cook County, IL

Merchandise Mart Post Office
Merchandise Mart Post Office

222 West Merchandise Mart Plaza, Cook County, IL 60654

312-321-0233

Wicker Park Retail Store Post Office
Wicker Park Retail Store Post Office

1300 N Ashland Ave Frnt E, Cook County, IL 60622

773-772-4734

La Grange Park Post Office
La Grange Park Post Office

701 East 31st Street, Cook County, IL 60526

708-354-4606

Otto Mall Post Office
Otto Mall Post Office

1601 Otto Boulevard, Cook County, IL 60411

708-754-1480

Q&A

1. What services do post offices in the U.S. provide?

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U.S. post offices offer a variety of services including mailing and shipping, passport applications, P.O. Box rentals, money orders, and more.

2. How can I track my mail or package?

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You can track your mail or package using the tracking number provided at the time of shipment. Enter this number on the USPS website or app to see current delivery status.

3. What are the typical operating hours for a U.S. post office?

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Most post offices open from 9 AM to 5 PM on weekdays, with limited hours on Saturdays. However, hours can vary by location, so it’s best to check the specific branch.

4. How do I change my address with the USPS?

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You can change your address online through the USPS website or by filling out a change of address form at your local post office.

5. What should I do if my mail is lost or delayed?

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First, check the tracking status. If there are issues, you can file a claim or request assistance online or at your local post office.

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