The phone number of Advanced Home Warranty Customer Service is 1888-531-5403. The service call phone number is open 24 hours a day and 7 days a week. You can also contact the same Advanced Home Warranty Customer Service for an emergency service. To know more about Advanced Home Warranty and the various services that they provide, call the customer service number and get a free quote along with an offer of first month service for free. The service area for Advanced Home Warranty is available across the USA so get in touch with them today.