How do i contact guardguardian customer service? Guardian’s Customer Service Department is your first contact for general questions about your security system, billing, or insurance certificates, and updating your emergency contact list. Customer Care: (206) 622-6545 xt. 0What is the guardian protection customer care website? Our Customer Care Website is just another way we make your life easier by connecting you to the help you need as a Guardian Protection customer. Whether you need to pay your bill, sign up for autopay, test your security system or request a new yard sign, you can do so from this one helpful website.Which departments can i contact for questions about my guardian account? Please don’t hesitate to contact these specific departments with your questions. Guardian’s Customer Service Department is your first contact for general questions about your security system, billing, or insurance certificates, and updating your emergency contact list.What can guardian security do for you? From easy touch screen set up and mobile use, Guardian Security makes home security & automation simple and enjoyable. Your home security system goes with you everywhere the mobile app. Check on your security system, lights, locks, cameras and more, right from your smart device.