Searching for a nail salon nearby? Located at 1840 National Ave, U. S. Nail & Staple Co. is a nail spa in Hayward, CA 94545. Looking for U. S. Nail & Staple Co. hours or have additional questions on prices? Call (510) 785-7443 to get answers and to schedule an appointment. S. Nail & Staple Co. Yelp reviews.