Find USPS blue mailboxes across Illinois. Browse 1197 cities and 9,701 drop boxes with maps and pickup times.
Across Illinois, blue USPS collection boxes provide quick drop‑off points in business districts, campus areas, transit corridors, and neighborhood retail strips. When timing matters, scan the city map and compare a few boxes—pickup times can differ between downtown routes and residential blocks. If you’re running errands, pick a box that lines up with your stops and confirm the posted schedule before you drop. In larger cities and suburbs, you may find multiple boxes within a short drive, making it easy to choose a later collection when needed. Always rely on the schedule label on the box for the day’s final pickup.
In larger metros such as Chicago, Springfield, Rockford, you’ll often find multiple boxes within a few blocks.
Tip: if timing is tight, check two or three nearby boxes—some collect later than others. For specific directions, tap a mailbox to view its address, map, and today’s pickup time.
Browse cities on this page, then open a city to see nearby USPS blue mailboxes with addresses, maps, and pickup times.
Open a city, then select a mailbox to view today’s pickup time and directions. If timing is critical, compare a few nearby boxes for later collections.
We regularly update information, but mailbox availability and schedules can change. Use the mailbox page for details and consider nearby alternatives.