Chula Vista, CA

ZIP code 91921 is located in La Jolla, California. This area is home to the prestigious University of California, San Diego campus, known for its cutting-edge research and stunning coastal views. The ZIP code also includes the iconic Torrey Pines State Natural Reserve, offering breathtaking hiking trails and panoramic ocean vistas. Additionally, historic sites like the Salk Institute for Biological Studies can be found within this ZIP code, attracting visitors from around the world.