Sender One Climbing, Yoga, and Fitness br br 1441 South Village Way Santa Ana CA 92705 br br (714) 881-3456 br info@senderoneclimbing.com br br br Sender One is a cutting edge indoor climbing facility in Santa Ana, Orange County, CA. Featuring 25,000 square feet of climbing surface with walls up to 50 feet high. Extensive bouldering terrain up to 18 feet high. Eco-friendly yoga studio and dedicated fitness area. Great for groups and birthday parties.