All 15 exits ranked by what a road-tripper actually needs: real food choice, easy gas, 24-hour service, and the stops worth a detour. Winners below.
Milepost 13 · 25 places to eat · 8 gas stations · 2 hotels · ♥ Campbell House Museum, Scott Joplin House
Milepost 30 · 15 places to eat · 6 gas stations · 10 hotels · 24/7 travel center · ♥ Bel Air drive in sign
Milepost 15 · 10 places to eat · 5 gas stations · 5 hotels · ♥ Gateway Arch, Old Courthouse
Milepost 24 · 18 places to eat · 7 gas stations · 10 hotels · ♥ Cahokia Mounds State Historic Site
Milepost 25 · 15 places to eat · 7 gas stations · 10 hotels · ♥ World's Largest Catsup Bottle
Milepost 26 · 16 places to eat · 2 gas stations · 10 hotels · open 24 hours · ♥ Horseshoe Lake State Park
Milepost 17 · 16 places to eat · 4 gas stations · 6 hotels · ♥ The Griot Museum of Black History
Milepost 25 · 29 places to eat · 5 gas stations · 12 hotels
Milepost 20 · 22 places to eat · 2 gas stations · 11 hotels
Milepost 19 · 15 places to eat · 4 gas stations · 11 hotels
← Every I-255 exit in Illinois
Pit Stop shows gas, food, hotels & must-see stops at every exit ahead — $1.99 once, offline, on iPhone & CarPlay.