Professional office space available at 3862 Katella Ave #B, Los Alamitos. Approx. 1,200 SF featuring four private interior offices, reception/lobby area, front desk workspace, break room, and one restroom. Ideal for medical, wellness, professional services, administrative, consulting, insurance, or satellite office use. Shared parking lot with 12 spaces provides convenient access for staff and clients. Located on highly traveled Katella Avenue directly across from the UCI Health Los Alamitos medical corridor, including nearby pediatric and healthcare services, making this an excellent location for healthcare-related professionals and support services. Conveniently situated approximately 1 miles west of the 605FWY with easy access to surrounding Orange County and Long Beach areas. Close proximity to Costco Wholesale, Los Alamitos Race Course, restaurants, retail, and other daily conveniences. Lease rate is $2,220/month base rent based on a 3-year lease term, plus CAM charges of approximately $0.55/SF. Flexible and negotiable lease terms available; landlord may consider shorter-term leases. Contact listing agent for additional details and showing information.