Call 800-294-8418 & press 1 to get free small business payroll processing & HR outsourcing. New subscribers can signup for payroll processing and HR outsourcing with Paychex and receive a 3 month free trial. Start your automated payroll processing service today and save time with payroll, taxes, 401k and more. A small business payroll specialist is available to answer any questions you have about HR outsourcing with Paychex. Call the toll free telephone number shown to discuss your small business goals with Paychex and get access to your free payroll processing service to see how it works. Individuals who start a small business payroll processing account with Paychex will have access to a dedicated payroll team who will outsource the entire Human Resources aspect of running your business for a fraction of the cost. Contact the toll free phone number shown above to speak with a small business payroll processing specialist who can provide your free trial at no obligation.