Live Chat I-45 Community Nearby Traffic I 45 exit 121mm 2024-03-29 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to I-45 Exit 121mm Riverside, TX 11.64 Dodge, TX 14.21 Oakhurst, TX 20.91 Interstate highway exits close to I-45 Exit 121mm Exit 118, i45 11.00 Exit 116, i45 11.37 Exit 114, i45 12.99 Interstate highways close to I-45 Exit 121mm i45 map 11.00 i610tx map 110.68 i10 map 113.63 State roads close to I-45 Exit 121mm TX 19 map 3.55 TX FM 247 map 5.50 TX FM 3478 map 5.89