Coronado, CA 92118 - The Crown City! Across the bridge from San Diego is Coronado, home to the historic Hotel del Coronado, North Island Naval Air Station, 'Birthplace of Naval Aviation' and the Naval Amphibious Base, home of U.S. Navy SEALs. Surrounded by San Diego Bay and the Pacific Ocean, Coronado's beaches stretch for miles. Welcome To Coronado. On this site you will find information for Coronado's hotels, beaches, restaurants and stores, the Naval Base Coronado, schools and Coronado's lifestyle.