Mattress By Appointment Johnstown, a well-respected mattress outlet in Johnstown. Customers looking for a new mattress or a bed can enjoy a unique shopping experience at Mattress By Appointment Johnstown. We have examples of major brands. The business model saves money over traditional business methods by eliminating unnecessary markups and overhead. Customers can set their own time to obtain the mattress at a fair price. At Mattress By Appointment, you’re getting more than just a mattress – you’re getting an exclusive shopping experience in a friendly, relaxed, no-pressure environment. No dealing with pushy salespeople – you set an appointment with us, and we are fully invested in helping YOU.