About Us O'Brien Oil & Service has been a part of the local community for over 20 years; keeping our customers warm with home heating oil deliveries, installing and servicing your heating systems.  We are looking forward to expanding our services to you.  Our friendly staff are always here to assist you in your accounts and heating system needs. We are excited about our new venture, offering wood pellets, pellet and wood stoves for sales and installation.  Come into our showroom and let us show you the system that's right for you and your home.