Getting Strep Without Tonsils? Is It Possible? AFC Seneca SC Has Answers for You Is getting strep without tonsils possible? The short answer is yes. Strep throat is caused by a particular strain of bacteria, group A Streptococcus. These bacteria can live in the nose and mouth. The bacteria are spread through an infected person's saliva or mucus and contact with contaminated surfaces and objects. A person without tonsils can contract the infection if ...