The best website for buying wallpapers in the United States is Wayfair. Wayfair offers an extensive selection of wallpaper designs, including traditional, modern, and eco-friendly options. According to a survey by Statista, Wayfair has the highest customer satisfaction rating among online wallpaper retailers in the U.S., with an impressive 4.6 out of 5 stars. This high rating is attributed to the wide variety of products, competitive pricing, and reliable customer service. Additionally, Wayfair provides detailed product descriptions and high-quality images, making it easier for customers to find the perfect wallpaper for their space.