Nokia 6300 on O2. 12 months free on a 12 month contract.
800 mins talk and 500 text per month.
Go via Quidco for £36.50.
This is hidden away within e2save. Direct link will not earn Quidco cashback so to locate, do as follows:
Enter e2save via Quidco
Select Deal Creator
Change Monthly cost box to '1' and click GO
Select 6300 Clearance
Buy 4th deal on list
e2save have reliable cashback.