Postal Products Unlimited, Inc. is the industry leader in the manufacturing of quality mailboxes & postal specialties. In business since 1988, PPU is ISO Certified and is officially licensed by the U.S. Postal Service to manufacture cluster box units and USPS approved commercial and residential mailboxes. Backed by a 200,000 square-foot state of the art facility and CAD-CAM capabilities, PPU is equipped to provide the best quality, pricing and service in the industry. Read More