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!.
- 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.