Any phone dealers, Cheapest place for 4 i phones?

[2 5HAN]

Guys

Looking to buy 4 iphones 3g and i see o2 and Apple Store now do them pay as you go.

Just wondered, does anyone know a cheaper way of getting them?
Dont want to start a new contract with o2 and dont want to be ripped of by a fleabayer!

Thanks
Shan

Edited by 2 5HAN on Monday 8th December 23:51