Mount Wilson, CA

ZIP code 91023 is located in Tujunga, California, nestled in the San Gabriel Mountains. This area is known for its stunning natural beauty and outdoor recreational opportunities. Notable landmarks include the Angeles National Forest, Mount Lukens, and the Jet Propulsion Laboratory (JPL), which is managed by NASA and Caltech. Residents and visitors alike can enjoy hiking, biking, and stargazing in this picturesque mountain community.