APO, AE

ZIP code 09104 is located in San Juan, Puerto Rico. This area is known for its vibrant culture, beautiful beaches, and historic sites. Some important landmarks in ZIP code 09104 include the Castillo San Cristóbal, a UNESCO World Heritage Site, and the lively Condado district with its upscale hotels, restaurants, and nightlife. The zip code is also home to the Puerto Rico Convention Center, a major hub for events and conferences.