payday lender pls installment loan

You can't, any loan company charges interest.
If you will list the following information, we may be able to help you plan a course of action:
-Names of each pdl company.
-Whether they are store front or Internet.
-How much you borrowed.
-How much you paid so far.
-The state in which you reside.

If you own money to a legal payday loan company, you cannot stop paying the interest. However, you need to find out if the payday loan company is legal. You also need to know whether or not payday lending is legal in your state. To check your states payday loan laws refer http://www.debtconsolidationcare.com/paydayloan/explain-pdls-laws.html .

If only payday lending is illegal in your state, you can stop paying the interest. However, you will have to pay back the principal.