One can purchase a domain name from the popular online site GoDaddy, which has very reasonable prices. Please keep in mind that the domain name must be unique.
You can go to godaddy.com and get information on purchasing a domain name. I highly recommend you purchase from them as they offer the best rates on domain purchasing.
There are many places to purchase domain names, but the trick is to find a place that will do it cheaply. Some great sites are GoDaddy and HostGator. Alternatively, you could pay for a VPS, which allows you to have your own domain name and some small server space.
One way to find a domain name that is for sale is to determine which name you want and go to that "web address" if there is not anyone using that domain then you will typically be given the option to purchase it for yourself.
One of the engines allow one to find a domain name for their company is the Go Daddy engine. It also allows companies to purchase domain names as well.
To purchase domain names you must go to an ICANN accredited registratar, i.e. GoDaddy to purchase the domain name you wish to buy. If the domain name is already registered, you must purchase it from the current owner or buy it from a site like DomainApple.com
One can purchase an edu domain name from the Domain website. They can also purchase an edu domain name from a person who already owns one, because edu domain names are quite hard to come across.
One can purchase cheap DNS domains from many websites, such as 'Name Cheap', 'My Domain', 'UK Daddy' and 'DNY'. The costs of the domain name can vary depending on the chosen domain and website in which one purchase from.
There are many sites you can use to purchase a domain name. I personally have used godaddy.com. You can name it a specific name, if that name is not already taken and if there are no trademarks or registrations against that name. for example you could not get a domain name kraft.biz because Kraft is a trademarked name.
If the question is whether you can buy the yahoo domain name, the answer is probably not. Theoretically you can purchase any domain name, however you would have to convince yahoo to sell, and it would be extremely expensive. If the question is whether you can purchase a domain name from yahoo, the answer is no, try another website such as BigDaddy
One of the most popular websites to check for domain availability would be godaddy.com If the domain name is available they will allow you to purchase it a cost. You can also type the domain name you are interested in the URL bar and see if a website comes up.
There are several online sites that offer to check whether a domain is available. Some of the sites provide an option to find the owners of a domain name if the wanted domain name is already registered. Another feature in some sites is an auto-suggestions section that searches for the availability of similar names.
If you want to purchase a cheap domain name, you have a variety of options these days. GoDaddy is by far the most popular company offering up cheap domain names.