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List Documentation

Includes keycode definitions, CASS form, S.E.R.P. 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

 S.E.R.P. Form
Canadian Address Accuracy Statement.

 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

 DMA Code Descriptions
Listing of DMA Codes relating to designated market area.

 FIPS State and County Codes
Listing of 3,142 FIPS county codes by state. This Microsoft® Excel file can be sorted and/or filtered as needed.

MDR List Documentation

 Fax Numbers – Legal Restrictions on Usage
FCC guidelines on the acceptable use of fax numbers.

 Job Function Codes
Listing of job codes relating to functions: administrative offices, schools, libraries, and day care centers.

 Keycode Definition Guide
Alphabetical listing of keycode options including a definition for each.

 


If you have questions regarding MDR's Mailing List Documentation, please contact your MDR Representative or call 800-333-8802.

*PDF documents require Adobe Acrobat Reader 4.0 or higher to be viewed. See the Acrobat Quick Reference page to learn how to use the program.

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