Live Chat I-5 Community Nearby Traffic Trinidad U.S. Post Office (Amenity postoffice) 2024-06-10 Roadnow Weather | Gas | Restaurants | Hotels | Car Repair | Convenience Stores Cities close to Trinidad U.S. Post Office (Amenity Postoffice) Mckinleyville, CA 14.04 Arcata, CA 23.11 Orick, CA 24.73 Interstate highway exits close to Trinidad U.S. Post Office (Amenity Postoffice) Exit 773, i5 142.26 Exit 770, i5 142.78 Exit 710, i5 143.10 Interstate highways close to Trinidad U.S. Post Office (Amenity Postoffice) i5 map 142.26 i505ca map 310.74 i80 map 348.66 State roads close to Trinidad U.S. Post Office (Amenity Postoffice) US 101 CA NORTH OF HOPLAND map 1.70 CA 200 map 18.34 CA 299 map 20.00