Live Chat I-780 CA Community Nearby Traffic Martinez (Amenity postoffice) 2024-05-26 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to Martinez (Amenity Postoffice) Pleasant Hill, CA 6.41 Concord, CA 6.74 Port Costa, CA 8.22 Interstate highway exits close to Martinez (Amenity Postoffice) Exit 54, i680ca 2.79 Exit 56, i680ca 2.95 Exit 53a, i680ca 5.14 Interstate highways close to Martinez (Amenity Postoffice) i680ca map 2.79 i780ca map 5.93 i80 map 11.53 State roads close to Martinez (Amenity Postoffice) CA 4 map 0.31 242 SOUTHBOUND map 6.64 242 NORTHBOUND map 6.67