How do I enable Calling Talk & Text? Mariel Frankl August 20, 2019 02:23 Updated Follow You can activate WiFi Calling & Text in the following ways: Log into your online account Visit your nearest Ultra Retailer Call 1-888-777-0446 to speak with Customer Care Related articles How do I enable Auto-Recharge? Can I save money by buying multiple months up front? How much does an Ultra Flex for the Family or Ultra Flex for Individuals plan cost per month? Do I get a discount if I enable Auto Recharge? Comments 0 comments Article is closed for comments.