Here are the steps to show them on a General Ledger report:
1. Navigate to Reports > Financial > Click General Ledger.
2. On the General Ledger page > hit Customize.
3. On the Report Builder page > Edit Columns tab > Expand Transactions folder > expand Entity (line) subfolder.
4. Select Name( first field on the list).
5. Click Preview/Save.
Note that selecting the Name field shows both account and full customer name.