Interstate 270 South County Interstate 55/255 to Interstate 44
SB I-270 south of I-44/U.S. Rt. 50. NB I-270 about a mile south of I-44. NB I-270 near Fenton. NB I-270 south of I-44/U.S. Rt. 50. WB I-270 west of Gravois. SB I-270 at MO St Rt 30. A junction marker on WB MO St Rt 30. A guide marker on EB MO St Rt 30. WB I-270 at Gravois. WB I-270 east of Gravois. EB I-270 east of Gravois. WB I-270 west of Tesson Ferry. (December, 2024) A BGS on NB MO St Rt 21. WB I-270 at Tesson Ferry. WB I-270 near Tesson Ferry. EB I-270 east of Tesson Ferry. (April, 2024) WB I-270 east of Tesson Ferry. (August, 2014) WB I-270 east of Tesson Ferry. (December, 2024) WB I-270 west of I-55/255. WB I-270 at I-55/255. A BGS on WB I-255. A BGS for I-55/255/270 on the ramp from U.S. Rt. 50/61/67. A BGS on SB I-55. A BGS on NB I-55. The western end marker for I-255. The southern end of I-270. Southbound I-270 near I-55 in South County indicating the end of I-270 and the route number change to I-255 The southern end of I-270. (June, 2022) The southern end marker on SB I-270.