Giffgaff says it is already paid again any overcharged prospects whose information it held between June 2016 to June 2018.
It says it has been making an attempt to contact prospects who’ve left Giffgaff to provide them a refund, but when you have not heard something you may verify whether or not you are owed utilizing its web tool.
Giffgaff additionally says there are 1.four million prospects who have not been refunded for the interval between May 2011 and May 2016, as a result of it now not holds their information. Their refunds, price over £750,000, can be donated to charity.
But for those who assume you have been overcharged throughout this era, you may nonetheless get in contact with Giffgaff with any payments or information you may have of your account from this time.
You can complain by calling 0330 041 4802, sending an email to its complaints division or writing to Complaints, Giffgaff Ltd, Belmont House, Belmont Road, Uxbridge UB8 1HE.