Live Chat I-64 Community Nearby Traffic I 64 exit 21 2025-05-28 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to I-64 Exit 21 Grover, MO 8.00 Glencoe, MO 8.14 Ballwin, MO 8.57 Interstate highway exits close to I-64 Exit 21 Exit 14, i64 3.13 Exit 17, i64 3.82 Exit 19b a, i64 6.40 Interstate highways close to I-64 Exit 21 i64 map 3.13 i44 map 15.66 i270mo map 15.83 State roads close to I-64 Exit 21 MO 109 map 3.11 US 40 MO map 3.15 MO 340 map 4.96
