Live Chat I-80 Community Nearby Traffic United States Post Office (Amenity postoffice) 2024-06-15 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to United States Post Office (Amenity Postoffice) Port Costa, CA 3.12 Rodeo, CA 4.16 Vallejo, CA 5.28 Interstate highway exits close to United States Post Office (Amenity Postoffice) Exit 27, i80 0.30 Exit 26, i80 1.54 Exit 29a, i80 2.77 Interstate highways close to United States Post Office (Amenity Postoffice) i80 map 0.30 i780ca map 3.84 i680ca map 8.07 State roads close to United States Post Office (Amenity Postoffice) CA 29 map 2.54 CA 4 map 4.50 37 EASTBOUND map 8.95