Costco Wholesale warehouse #781 on Chula Vista's Broadway anchors the western commercial corridor with a members-only format spanning bulk groceries, electronics, apparel, household goods, a tire center, pharmacy, optical department, and a fuel station along the Broadway corridor's highest-traffic retail node. The warehouse's Kirkland Signature protein bars, pre-workout supplements, and bulk athletic apparel serve the same performance-nutrition pipeline that members of TG The Gym Chula Vista cycle through for post-workout recovery stocking. Founded in 1983 in Seattle by James Sinegal and Jeffrey Brotman, Costco now operates over 890 warehouses globally, with this Chula Vista location serving as one of two in the city alongside the East H Street branch (store #460). The Broadway address sits within the same H Street and Broadway intersection that the Chula Vista Center Mall and Walmart Chula Vista occupy, concentrating the city's highest retail foot traffic into a single commercial node. The warehouse's bulk produce, USDA Prime and Choice beef, and 48-count Kirkland Signature water cases supply the same family-scale meal planning that drives volume at neighborhood pizza operations such as Giant Pizza King. Pharmacy services include flu and COVID-19 vaccinations, prescription fulfillment, and health screenings under California Board of Pharmacy oversight at the in-house dispensary.