The Xfinity Store by Comcast at 4270 N Harlem in Norridge, IL, offers various services including Mobile, Digital Cable TV, High Speed Internet, Home Phone, and Home Security. Customers can make payments, pick up or exchange equipment. The staff is helpful, informative, and patient. They provide great customer service, answering questions and helping with setup and payments. The team is also kind and understanding, taking care of customers' needs in difficult situations. Overall, the store provides a positive experience with fast and helpful service.