A domain name is the address of a web site, e.g. www.yourcompany.com. One company that administers the licensing of domain names is Network Solutions. You can check the availability a name by clicking here. There are many extensions (*.com, *.net, *.org, etc.) to choose from, but for most companies, you will want to stay with the *.com extension. The costs related to this process are discussed above.
Posted in: Site Development