Toa Baja, PR

ZIP code 00951 is located in San Juan, Puerto Rico. This area is home to the historic Castillo San Felipe del Morro, a 16th-century fortress that overlooks the Atlantic Ocean. Nearby, visitors can explore the vibrant streets of Old San Juan, filled with colorful colonial buildings, charming cafes, and shops. The zip code also includes popular attractions such as Fort San Cristobal and La Fortaleza, the governor's mansion.