San Antonio, PR

ZIP code 00690 covers the area of Guanica, Puerto Rico. This coastal town is known for its stunning beaches, including Playa Santa and Ballena Bay. One of the most important landmarks in the area is the Guanica State Forest, a UNESCO Biosphere Reserve that offers hiking trails and beautiful scenery. The town also boasts historic sites like Fort Capron, which played a role in the Spanish-American War.