Live Chat I-295 RI Community Nearby Traffic Johnston Post Office (Amenity postoffice) 2024-06-03 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to Johnston Post Office (Amenity Postoffice) Providence, RI 3.51 North Providence, RI 3.63 Cranston, RI 6.46 Interstate highway exits close to Johnston Post Office (Amenity Postoffice) Exit 6b c, i295ri 1.56 Exit 6, i295ri 1.89 Exit 4, i295ri 4.14 Interstate highways close to Johnston Post Office (Amenity Postoffice) i295ri map 1.56 i95 map 6.20 i195ma map 6.68 State roads close to Johnston Post Office (Amenity Postoffice) US 6A RI map 0.27 RI 5 map 0.38 US 6 RI map 0.98