Port Mart 2024-12-12 Roadnow click anywhere on map to find more poi nearby Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to Port Mart Olmito, TX 11.02 mi Los Fresnos, TX 20.56 mi Los Indios, TX 21.79 miInterstate highway exits close to Port Mart Exit 1d, i37 208.33 mi Exit 1c, i37 208.64 mi Exit 1a, i37 208.64 miInterstate highways close to Port Mart i37 map 208.33 mi i35 map 264.42 mi i410tx map 388.51 miState roads close to Port Mart US 281 TX map 0.22 mi TX 48 map 0.77 mi US 83 TX map 1.98 mi