Welcome to Add URL, the most popular website submission engine on the Internet. We are a full internet service firm in California specializing ecommerce, domain registration, web design, web hosting, search engine optimization, and search engine promotion. Add Url has submitted over 150 thousand websites since its launch in 1996. Businesses know this that it is close to impossible to drive any traffic to your site without having any help from the search engines, as they make up almost 85% of all web users.