Live Chat I-37 Community Nearby Traffic United States Post Office (Amenity postoffice) 2024-06-07 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to United States Post Office (Amenity Postoffice) South Padre Island, TX 9.01 Los Fresnos, TX 19.01 Harlingen, TX 23.07 Interstate highway exits close to United States Post Office (Amenity Postoffice) Exit 1d, i37 191.85 Exit 1a, i37 191.93 Exit 1b, i37 191.93 Interstate highways close to United States Post Office (Amenity Postoffice) i37 map 191.85 i35 map 274.45 i410tx map 379.21 State roads close to United States Post Office (Amenity Postoffice) TX 100 map 0.11 TX 48 map 2.33 TX FM 510 map 3.87