Live Chat I-55 Community Nearby Traffic I 55 exit 20b a 2024-04-24 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to I-55 Exit 20b A McComb, MS 7.39 Fernwood, MS 11.72 Bogue Chitto, MS 16.62 Interstate highway exits close to I-55 Exit 20b A Exit 20b a, i55 2.52 Exit 18, i55 4.42 Exit 17, i55 5.60 Interstate highways close to I-55 Exit 20b A i55 map 2.52 i12 map 90.51 i59 map 103.19 State roads close to I-55 Exit 20b A US 51 MS map 1.49 MS 570 map 1.99 US 98 MS map 2.47