McCaulou's Department Store 201 W Napa St, Sonoma, CA95476 McCaulou's Department Store is a classic megastore that has been part of the Sonoma landscape for over 20 years. Clerks…More are not only ready to help, but also call customers by name. The menswear department stocks the Tommy Bahama line, Boy Scout gear and apparel, and quality basics, such as flannel tops and fashionable military-style jackets. McCaulou's has a good selection of young designer names in womenswear. Equally diverse is their shoe department, which features brands such as Clarks and TOMS shoes. Cosmetics, such as the Lancome line, as well as an ample selection of gift items are also sold.