AccuZIP6, the complete postal software and data cleansing solution. Postal and data cleansing software that aids businesses with USPS post sorting, compliance management, and mail tracking. AccuZIP, Inc., a national postal software company with headquarters in League City, Texas, offers feature-rich solutions for managing contact data quality, address hygiene, USPS postsorting and compliance, mail tracking, and reporting. Our solutions can be used across many industries to standardize, simplify and streamline data entry, data management and multi-channel communications. Businesses can communicate with the right people at the right time and place using AccuZIP products. In our third decade of business, the company has earned an outstanding reputation for quality, service, innovation.