Post Offices
Post Offices in & near Winnetka, Illinois. Operating hours, locations, phone/fax number, services information.
Winnetka Post Office
Post Office in Winnetka, Illinois on Chestnut St. Operating hours, phone number, services information, and other locations.
Address: 512 Chestnut St, Winnetka, IL 60093
Phone: 847-446-1721
Fax: 847-446-6701
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457
Retail Hours
Monday 8:30am - 5:30pmTuesday 8:30am - 5:30pm
Wednesday 8:30am - 5:30pm
Thursday 8:30am - 5:30pm
Friday 8:30am - 5:30pm
Saturday 9:00am - 2:30pm
Sunday Closed
Lobby Hours
Monday 24 hoursTuesday 24 hours
Wednesday 24 hours
Thursday 24 hours
Friday 24 hours
Saturday 24 hours
Sunday 24 hours
Last Collection Times
Monday 5:45pmTuesday 5:45pm
Wednesday 5:45pm
Thursday 5:45pm
Friday 5:45pm
Saturday 4:00pm
Sunday Closed