Includes keycode definitions, CASS form, Fax Number Usage Restrictions, and other documentation for use with your MDR list order—in PDF format unless otherwise specified.
NCOA (The National Change of Address) Statistics Reports
USPS CASS Summary Reports
CASS (Coding Accuracy Support System) form is the certificate that represents MDR’s address accuracy as needed for the requirements of the United States Postal Service.
Postal Code Information
opens in a new windowDMA Code Descriptionsopens EXCEL file
Listing of DMA Codes relating to designated market area.
opens in a new windowFIPS State and County Codesopens EXCEL file
Listing of 3,142 FIPS county codes by state. This Microsoft® Excel file can be sorted and/or filtered as needed.
MDR List Documentation
opens in a new windowFax Numbers – Legal Restrictions on Usage
opens PDF file FCC guidelines on the acceptable use of fax numbers.
opens in a new windowJob Function Codes
opens PDF file Listing of job codes relating to functions: administrative offices, schools, libraries, and day care centers.
opens in a new windowKeycode Definition Guide
opens PDF file Alphabetical listing of keycode options including a definition for each.
A glossary of K-12 district titles and list selection definitions.