San Juan, PR

ZIP code 00911 is located in Old San Juan, Puerto Rico. This historic district is home to iconic landmarks such as the Castillo San Felipe del Morro, a 16th-century fortress overlooking the Atlantic Ocean, and the colorful buildings along Calle Fortaleza. The area is known for its charming cobblestone streets, vibrant culture, and beautiful architecture, making it a popular destination for tourists and locals alike.