Live Chat I-64 Community Nearby Traffic MO 340 2024-05-20 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to MO 340 Grover, MO 8.00 Glencoe, MO 8.14 Ballwin, MO 8.57 Interstate highway exits close to MO 340 Exit 14, i64 3.13 Exit 17, i64 3.82 Exit 19b a, i64 6.40 Interstate highways close to MO 340 i64 map 3.13 i44 map 15.66 i270mo map 15.83 State roads close to MO 340 MO 109 map 3.11 US 40 MO map 3.15 MO 340 map 4.96