Wal-Mart Stores Inc. plans to begin offering checking accounts by the end of next month that doesn't charge overdraft fees, in contrast to the independent banks currently housed within the retail giant.

The world's largest retailer and partner Green Dot Corp. are planning a national rollout of the checking account service that will be called GoBank. Green Dot, through its Green Dot Bank, is big provider of prepaid debit cards—including Wal-Mart's.

...