The full account number should be used for the donor, and must contain at least 5 digits. If the account number is smaller than that, leading zeros should be entered.

If Invalid Account Number is received for the transaction:
  1. Verify the account and routing number with the donor
  2. Ensure there are no special characters in the account number field
  3. Add leading zeros to make it at least 5 digits. For example, if the account number is 1234 enter 01234 into the account number field.