The United States Postal Service (USPS) offers substantial discounts to volume mailers. These discounts cover a variety of mail classes, including First-Class, Periodicals and Standard Mail. By properly preparing your large mailing and meeting USPS qualifications, you can send mail for as little as 12 cents per piece.

CASS-certified, Address Correction cleans your list by standardizing spellings and abbreviations, adds ZIP+4 and other data elements, produces the USPS Form 3553 required for postal discounts and, optionally, validates the physical address: Standardizes address data - Spellings, Abbreviations, city names and ZIP codes are all corrected to meet USPS guidelines.