What cell phone carriers support Wi-Fi calling?

The four major cellular carriers support Wi-Fi calling, below are links to cellular carrier Wi-Fi calling FAQs.


  1. Verizon Wireless: https://www.verizonwireless.com/support/wifi-calling-faqs/
  2. ATT Mobility: https://www.att.com/shop/wireless/features/wifi-calling.html
  3. Sprint: https://www.sprint.com/en/support/solutions/services/faqs-about-wi-fi-calling.html
  4. T-Mobile: https://support.t-mobile.com/docs/DOC-1680


Note:  Cellular carrier use of Wi-Fi calling while roaming in building or between floors is not just dependent on Wi-Fi coverage but the cellular carrier technology to maintain calls as your devices jumps from one Wi-Fi AP to the other. The same is true for Wi-Fi AP to a cellular tower. Your calling experience will vary.

Created: Aug 04, 2017 - 8:30am Updated: Sep 17, 2018 - 5:37am Author: UIT Support Center Article: 2823
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