Post Offices

Post Offices in & near Crystal Lake, Illinois. Operating hours, locations, phone/fax number, services information.

Crystal Lak Post Office

Post Office in Crystal Lake, Illinois on E Congress Pkwy. Operating hours, phone number, services information, and other locations.

Address: 301 E Congress Pkwy, Crystal Lake, IL 60014
Phone: 815-459-8084
Fax: 815-459-0152
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457

Retail Hours

Monday 8:30am - 6:30pm
Tuesday 8:30am - 6:30pm
Wednesday 8:30am - 6:30pm
Thursday 8:30am - 6:30pm
Friday 8:30am - 6:30pm
Saturday 9:00am - 4:00pm
Sunday Closed

Lobby Hours

Monday 6:00pm
Tuesday 6:00pm
Wednesday 6:00pm
Thursday 6:00pm
Friday 6:00pm
Saturday 4:00pm
Sunday Closed

Last Collection Times

Monday 10:30am - 3:45pm
Tuesday 10:30am - 3:45pm
Wednesday 10:30am - 3:45pm
Thursday 10:30am - 3:45pm
Friday 10:30am - 3:45pm
Saturday 10:30am - 1:30pm
Sunday Closed

Cary Post Office

Address: 2707 3 Oaks Rd, Cary, IL 60013
Phone: 847-639-3151
Fax: 847-639-3184
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457

Algonquin Post Office

Address: 801 W Algonquin Rd, Algonquin, IL 60102
Phone: 847-658-0012
Fax: 847-658-4732
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457

Algonquin Ea Post Office

Address: 1420 E Algonquin Rd, Algonquin, IL 60102
Phone: 847-658-0012
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457

Fox River Grov Post Office

Address: 938 Il Route 22, Fox River Grove, IL 60021
Phone: 847-639-3150
Fax: 847-639-0222
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457

Island Lak Post Office

Address: 129 E State Rd, Island Lake, IL 60042
Phone: 847-526-6153
Fax: 847-526-6198
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457