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Interstate 255 (Saint Louis)

Missouri , Illinois , Missouri , Illinois and Missouri

Auxiliary Route of I-55

Missouri

I-255 South - Mississippi River

Missouri-Illinois State Line

1 sign

I-255 South - Mississippi River

Missouri-Illinois State Line

1 sign

Illinois

I-255 South - Exit 6

Exit 6

5 signs

I-255 South - Exit 9

Exit 9

1 sign

I-255 South - Exit 10

Exit 10

1 sign

I-255 South - Exits 13 and 10

Exit 13

1 sign

I-255 South - Exits 17A-B

Exit 17

2 signs

I-255 South - Exit 20

I-64/I-255 Interchange

2 signs

I-255 South - Exit 25B

I-55/I-70/I-255 Interchange

2 signs

I-255 South - Exits 26 and 25A-B

Exit 26

1 sign

I-255 South - Exit 29

Exit 29

1 sign

Missouri

I-255 South - Mississippi River

Missouri-Illinois State Line

1 sign

I-255 South - Mississippi River

Missouri-Illinois State Line

1 sign

Illinois

I-255 South - Exit 6

Exit 6

5 signs

I-255 South - Exit 9

Exit 9

1 sign

I-255 South - Exit 10

Exit 10

1 sign

I-255 South - Exits 13 and 10

Exit 13

1 sign

I-255 South - Exits 17A-B

Exit 17

2 signs

I-255 South - Exit 20

I-64/I-255 Interchange

2 signs

I-255 South - Exit 25B

I-55/I-70/I-255 Interchange

2 signs

I-255 South - Exits 26 and 25A-B

Exit 26

1 sign

I-255 South - Exit 29

Exit 29

1 sign

Missouri

End I-255 South at I-55/I-270

I-55/I-255/I-270 Interchange

1 sign

I-255 South - Exits 1C, 1B, and 1A

Exit 1C

1 sign

I-255 South - Exits 2 and 1C

Exit 2

1 sign

I-255 South - Exits 3 and 2 / Welcome To Missouri

Exit 3

1 sign