Live Chat I-15 Community Nearby Traffic United States Post Office (Amenity postoffice) 2024-05-31 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to United States Post Office (Amenity Postoffice) Carlsbad, CA 2.25 Oceanside, CA 3.93 San Marcos, CA 7.85 Interstate highway exits close to United States Post Office (Amenity Postoffice) Exit 49, i5 9.08 Exit 50, i5 9.28 Exit 48, i5 9.35 Interstate highways close to United States Post Office (Amenity Postoffice) i5 map 9.08 i15 map 11.23 i805ca map 30.64 State roads close to United States Post Office (Amenity Postoffice) CA 78 map 1.14 CA CR S13 map 1.74 CA CR S14 map 1.86