You can proceed in three different ways: By phone, online or at a DMV office. Mail will be used to sent you the separate documents.
There's one more thing to mention about vehicle registration. What is the procedure for registering?
Please, get  information for how to register a vehicle you bought or received as a gift. Register and title a vehicle or trailer. Register a snowmobile, boat or ATV
Can you give me some tips for buying a vehicle?