Pleasanton, CA

ZIP code 94566 is located in Pleasanton, California. This area is home to the picturesque Alameda County Fairgrounds, where the annual Alameda County Fair is held. Additionally, the famous Shadow Cliffs Regional Recreation Area is situated within this ZIP code, offering a variety of outdoor activities such as swimming, fishing, and picnicking. The area features a mix of residential neighborhoods and recreational opportunities for residents and visitors alike.