E2save have the following handsets for 12 months FREE on 12 month contract.
Sony Ericsson K800i (clearance)
Nokia 6300 (Black)
Samsung D900 (clearance)
Samsung J700 Pink
Samsung J700 Silver
Edit : Follow link in #8 to see all offers. If going via Quidco, you may want to copy & paste this link in the Quidco / e2save browser http://sdm3.rm04.net/ctt?kn=21&m=1540635&r=NzI0Mzk3NzQwNAS2&b=0&j=NDc4NTExMzYS1&mt=1
About the offer : This offer works by redemption. i.e. you pay £30 / month line rental to the network (in return for a Free handset & 200 x-net mins + 200 texts every month). Starting from month 6, you should submit cashback claims to e2save (4 claims for £90 each) to claim £360 cashback. Effective offer is 12 months Free on 12 month contract. Go via Quidco for another £36.50 cashback which is a profit !
Reliable ? :- E2save is part of Carphone Warehouse, the most reliable retailer for cashback atm. You have a brilliant "60 days" to submit each claim. Send the appropriate bill via 'recorded delivery'.
Handset :- Free brand new handset except for the clearance deals which are either ex-demonstration, trial or mail order returned. However, clearance handsets come with a full years manufacturers warranty.