I have received eleven calls in just the last week, from one company alone regarding PPI. This, despite telling them three times now where to go, in various ways.
Today I put a complaint to the Information Commissioners Office, and would urge anyone else who is getting pestered with this nonsense to do the same.
If you have ever paid for protection insurance for a credit card or mortgage or other product, you do not need to get someone to claim the cash back for you. Just write to the Bank or Credit Card company. You can find more information at:
http://www.moneysavingexpert.com/reclaim/ppi-loan-insurance
To complain about the nuisance calls from these companies or other companies for that matter, visit the ICO website and follow the instructions: