Check Addresses for Common Errors

To use the service, you must purchase a registration code and a monthly subscription by calling 1-800-892-5202. Find out more about PDS CASS It!.

Your addresses must meet the USPS regulations for your mailings to qualify for these postal discounts:
  • Carrier Route Rates – Addresses must be matched with CASS-certified software that supplies eLOT at least 90 days in advance.
  • Bulk Mail – Carrier route sorting must meet the reformed postal sorting requirements for eLOT. eLOT identifies the order in which a postal carrier can deliver the mail. The data required for eLOT is included in CASS It!.
  • Automation Rate Mailings – Addresses must be matched using CASS-certified software at least six months before mailing.
  1. On the File menu, click Bulk Mail / CASS > Check Addresses for Common Errors.
  2. Review the introduction, then click Next to begin.
  3. Select an option for checking the addresses.
  4. If you're checking only selected families, add conditions to filter records you want to include in the process.

    For help with conditions, see the Additional Selections section in the topic, Report Selections.

  5. Select to include active, inactive, or all families, and click Next.
    The program checks the addresses for errors.
  6. If errors are found, the addresses that need to be corrected display. Print the list for reference, and make all the necessary corrections.
  7. When you're done, click Finish.