Can Whoscall block SMS? Gogolook Service September 10, 2020 07:24 Currently, Whoscall is unable to block SMS due to the restriction of the iOS system. Related articles Does Whoscall automatically block unknown numbers? How can I block SMS? My device is equipped with dual card/eSIM, how do I change the region of use? Why would I receive calls from numbers that I had already blocked? What features does the Whoscall Premium version have? Comments 0 comments Article is closed for comments.