To subscribe to a Google Calendar, use a computer web browser (you cannot add new subscriptions directly inside the mobile app). Follow the method below depending on whether you have an email address or a public calendar URL. Method 1: Subscribe Using an Email Address Open Google Calendar on your computer. On the left side of the screen, look for Other calendars. Click the + (Add other calendars) icon next to it. Select Subscribe to calendar. Type the crosscountry@tphsfoundat