Outstanding Bill - Dont know who to speak to

<p>I have a loan with FNB a few months ago i had made arrangements to pay a certain amount after making such arrangement i get a call a few months later about the account... they then told me to pay it to a different account and with a different reference... i made the first payment and then stopped as the account name comes up as something completely different... i need help as i would like to settle this account</p> <p> </p>