^Southbound trailblazer leading away from Illinois 10 (exit 126) in Lincoln, February 2022.
Interstate 55 begins in Chicago along Lake Shore Drive (US Route 41) and heads southwest along the former route of US Route 66, crossing the Mississippi River into St. Louis, Missouri. It passes along Joliet's western flank and connects to Normal, Bloomington, and Springfield before it reaches the St. Louis metroplex.
The exit list starts in the south and will proceed going northward, as is typical for odd-numbered Interstate highways.
Interstate 55 crosses from Montgomery County into Sangamon County at mile 77. For points on Interstate 55 in Montgomery County and points south, click here.
The exit list starts in the south and will proceed going northward, as is typical for odd-numbered Interstate highways.
Interstate 55 crosses from Montgomery County into Sangamon County at mile 77. For points on Interstate 55 in Montgomery County and points south, click here.
Exit 80 allows Interstate 55 traffic to easily access Divernon:
Exit 82 is a fountain interchange to Illinois 104, which runs to Pawnee and Auburn:
Exit 83 connects to Glenarm:
Exit 88 provides access to Chatham and the Springfield area's East Lake Drive:
Exit 90 is for Toronto Road:
Exit 92A creates Business Loop 55 into Springfield, and this interchange also reaches the western leg of Interstate 72:
Exit 92B is the ramp leading to Interstate 72 west, and Interstate 72 joins Interstate 55 east and north (US Route 36 is concurrent with Interstate 72 through central and western Illinois, so it also does everything Interstate 72 is doing):
Exit 96A is the first of two ramps at a cloverleaf to Illinois 29; this first ramp accesses Illinois 29 south toward Taylorville:
Exit 96B meets Illinois 29 north and South Grand Avenue:
Exit 98A is the eastern continuation of Interstate 72, which runs with US Route 36 toward Decatur:
Exit 98B is a cloverleaf ramp to the easternmost extent of Illinois 97, which runs along Clear Lake Avenue:
Exit 100A is part of yet another cloverleaf, and it leads to Illinois 54 toward Clinton:
Exit 100B is the second half of a cloverleaf, leading to Sangamon Avenue:
Exit 105 is the northern end of Business Loop 55, which leads to Sherman as well as Springfield:
Exit 109 is for Illinois 123, leading to Williamsville and Petersburg:
Exit 115 provides access to Elkhart, and Logan County Highway 10:
Exit 119 connects Interstate 55 to Broadwell, and Logan County Highway 22:
Exit 123 spawns a new Business Loop 55 that heads northeast into Lincoln, Illinois:
Exit 126 is a fountain interchange to Illinois 10 and the western end of Illinois 121, providing access to Lincoln and Mason City:
Exit 127 is a terminal stack interchange at the southern end of Interstate 155, which connects with Peoria:
Exit 133 provides access to the northern end of Lincoln's iteration of Business Loop 55:
Exit 140 is for Atlanta, Illinois, and for Lawndale, Illinois:
Exit 145 leads to US Route 136, McLean, and Heyworth:
Exit 154 is for Shirley, connecting to McLean County Highway 34:
Exit 157A is part of an interchange where Interstate 74 and US Route 51 join Interstate 55 north around the west side of Bloomington-Normal; this first exit accesses Interstate 74 east and US Route 51 south (toward Indianapolis or Decatur):
Exit 157B provides access to the southern beginning of Business Loop 55 through Bloomington (the southbound way to this exit forces you to take the ramp to I-74 east first):
Exit 160 accesses US Route 150 and Illinois 9, to Market Street or Pekin:
Exit 163 marks Interstate 74's split toward points west, like Peoria:
Exit 164 is the trumpet interchange where US Route 51 splits to join the newly-formed Interstate 39 northward, toward Rockford:
Exit 165 is for Business US Route 51 into Bloomington-Normal from the north:
Exit 167 is for the north end of Business Loop 55, as Interstate 55 departs from the Bloomington-Normal area:
Exit 171 is for Towanda, meeting up with McLean County Highway 29:
Exit 178 is to connect Interstate 55 with Lexington, Illinois:
Exit 187 is a fountain interchange for US Route 24 at Chenoa, also providing access to El Paso:
At mile 188, Interstate 55 crosses into Livingston County, heading into northeastern Illinois. To continue northward on Interstate 55 into northeastern Illinois, including Chicagoland, click here!