Missouri State Route 141 runs north-south in the "West County" areas of St. Louis County. It runs from the St. Louis/Jefferson County Line to Missouri State Route 340. MO St Rt 141 passes thorugh the following towns in St. Louis County. Fenton
NB MO St Rt 141 at the Jefferson/St. Louis County Line. A BGS on WB MO St Rt 30. A BGS on EB MO St Rt 30. NB MO St Rt 141 north of MO St Rt 30. NB MO St Rt 141 near San Simeon Way. NB MO St Rt 141 near Hawkins Road. NB MO St Rt 141 south of I-44/U.S. Rt. 50. NB MO St Rt 141 at I-44/U.S. Rt. 50. NB MO St Rt 141 at I-44/U.S. Rt. 50. A BGS on WB I-44/U.S. Rt. 50. A BGS on WB I-44/U.S. Rt. 50. A BGS on WB I-44/U.S. Rt. 50. A BGS on the ramp from WB I-44/U.S. Rt. 50. NB MO St Rt 141 in Valley Park. NB MO St Rt 141 south of Big Bend. NB MO St Rt 141 near Big Bend. NB MO St Rt 141 north of Big Bend. NB MO St Rt 141 south of Carman. NB MO St Rt 141 south of Meramec Station. NB MO St Rt 141 at MO St Rt 100. MB MO St Rt 141 at MO St Rt 100. NB MO St Rt 141 at I-64; U.S. Rt. 40/61. A BGS on WB I-64/U.S. Rt. 40; NB U.S. Rt. 61. A BGS on EB I-64/U.S. Rt. 40; SB U.S. Rt. 61. A BGS on WB I-64/U.S. Rt. 40; SB U.S. Rt. 61. NB MO St Rt 141 south of MO Sec St Rt AB. NB MO St Rt 141 at MO Sec St Rt AB. NB MO St Rt 141 south of MO St Rt 340. NB MO St Rt 141 at MO St Rt 340. NB MO St Rt 141 south of MO St Rt 364. A BGS on WB MO St Rt 364. A BGS on EB MO St Rt 364. NB MO St Rt 141 north of MO St Rt 364. A BGS on WB I-70. A BGS on WB MO St Rt 370. A BGS on WB MO St Rt 370.
