When time is of the essence, Santander Consumer USA accepts payment through CheckFreePay, the largest processor of walk-in bill payments in the United States. The service enables customers to walk into any one of nearly 25,000 retail locations nationwide to make their monthly car payment the same day (depending on when payment is made), next day or within three days. All you need to do is take the bottom portion of your statement and cash payment to the nearest CheckFreePay location where they will process your payment. For your convenience the CheckFreePay service is located in large retailers, convenience stores and grocery stores. Find the nearest location easily and quickly at the CheckFreePay website.