Major League Comfort Systems Heating and Air is a specialty heating and air conditioning company in Oceanside. We provide furnace and air conditioning services in Oceanside and surrounding areas. Please contact us for more information about our services, products and company. We are professionals for you! As licensed heating and cooling contractors and specialists, we have the tools, equipment, and experience to keep your systems running efficiently all year round. If you need repairs, we are happy to help! To help you reduce service interruptions, we offer service contracts to keep your comfort system operating at the highest level.