List Documentation

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.

USPS Regulations

NCOA (The National Change of Address) Statistics Reports

opens in a new windowInstitutional NCOA report for school, college, library, and day care filesopens PDF file
opens in a new windowEducators at Home NCOA report
opens PDF file

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.

opens in a new windowInstitutional CASS report for school, college, library, and day care filesopens PDF file
opens in a new windowEducators at Home CASS reportopens PDF file

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.

Selection Glossary
A glossary of K-12 district titles and list selection definitions.