Cook Brothers is truly a unique company in the trucking industry - not only is Cook Brothers Truck Parts the premier parts supplier for the northeast but we also offer a broad range of services and repairs. Our truck sales division can boast two Mack dealerships - Triple Cities Trucks in Binghamton and Triple Cities Mack in Scranton. Both locations offer the finest new, used and rental trucks in the industry. Cook Brothers Companies also includes Triple Cities Aquisition, LLC. and Cook Brothers Industrial Supplies.