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 Accidents Accidents happen to everyone. We’re here to help. Did You Know This Fact About Claims Advances? If a fire forces you out of your home, you can ask for a claim advance. Protecting Those Who Matter Most The importance of life insurance, how it works, and how much coverage you need.