Marin County Arms 516 Alameda Del Prado, Novato, CA94949 Marin County Arms, formerly Marin Firearms, is located in the Del Prado Shopping Center next to Hair 101 Golden Cream…More Donuts. In addition to selling new equipment, they also buy and sell used firearms and will do consignment sales. They also offer safety shooting and tactical classes at an offsite location. There is a special process to transfer firearms from state to state and Marin County Arms is able to help you through that process. For more information on their products and services, please visit their Web Site or give Marin County Arms a call.