Alum Bank, PA

ZIP code 15521 covers the small town of Cairnbrook in Pennsylvania. This rural area is known for its serene surroundings and quaint charm. Important landmarks in this ZIP code include the Cairnbrook Historic District, which showcases beautiful buildings from the early 20th century, and the Cabrini Pavilion, a popular community center for events and gatherings. The area offers a peaceful retreat for those looking to escape the hustle and bustle of city life.