The list here https://www.bestchange.com/dogecoin-to-visa-mastercard-usd.html shows exchangers where you can exchange dogecoin to usd. The exchangers are sorted by the rate, with the best rates on the top. To select an exchanger, you may want to check its reserves and reviews. To exchange money, click on the exchanger you choose and go to its website.

All exchangers specified in the list provide the service of exchanging Dogecoin to Visa/MasterCard USD automatically.