What is a Carrier? Carrier[kar-ee-er]noun1.The Carrier is the insurance company that provides a specific Policy and is the company that a policyholder will pay Premiums to. The Carrier is ultimately responsible to pay out Claims. Share | Have A Question About This Topic? Address Thank you! Oops! Related Contents The Best of Both Worlds Here are a few reasons we’ve chosen to be independent. Did You Know This Fact About Dryer Lint? Dryer lint is extremely flammable, and should be cleaned regularly Long-Term-Care Protection Strategies The chances of needing long-term care, its cost, and strategies for covering that cost.