Post Offices

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

Lockport Carrier Annex Post Office

Lockport Carrier Annex Post Office in Lockport, Illinois on E 9th St. Operating hours, phone number, services information, and other locations.

Address: 954 E 9th St, Lockport, IL 60441
Phone: 815-838-8679
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457

Retail Hours

Carrier Facility: This location is for mail processing only. For retail services, please use one of the nearby locations below.

Lobby Hours

Last Collection Times

Lockport Carrier Annex Post Office

Address: 954 E 9th St, Lockport, IL 60441
Phone: 815-838-8679
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457

Lockpor Post Office

Address: 1059 E 9th St, Lockport, IL 60441
Phone: 815-838-0656
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457

Romeovill Post Office

Address: 315 W Romeo Rd, Romeoville, IL 60446
Phone: 815-886-9040
Fax: 815-372-9862
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457

Downtown Jol Post Office

Address: 51 E Clinton St, Joliet, IL 60432
Phone: 815-723-3663
Fax: 815-773-1079
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457

Lemont Annex Post Office

Address: 15871 W 127th St, Lemont, IL 60439
Phone: 630-243-1978
Fax: 630-243-6566
Toll-Free: 1-800-Ask-USPS® (275-8777)
TTY: 877-889-2457