Iphone 3g on o2 network ?

iphone 3g (not gs) on o2 network but has also been used on orange so i think its unlocked to all networks (ur welcome to try first). only selling as just bought a 4s screen is in good condition, back is scuffed quite abit, also sim tray has broken (i have just ordered a new one which cost one pound of amazon) 65.00 ovno call or text me. This is a brand new BLACKBERRY CURVE 9300. It contains all original packaging. The phone comes with a box that includes: -UK and Euro chargers -USB -Software disc -Earphones This phone has 1 year warranty from October 2012 until October 2013, which is only valid in the UK. I am also giving away a free black phone cover with the set. 3.00 postage fee applies. If there are any questions please email me:) This Nokia Lumia 800 has 16GB internal memory. Its in black and comes with all accessories. Its on 3 network. The screen looks brand new as just taken off screen protector. Like new condition. Collection from Ipswich IP2 area. OR can deliver in Ipswich and other areas, for petrol money. 150 ONO. Message me on 07429292484 iPhone 4, still have box, charger, headphones and instructions. Has been factory reset. Network provider was Vodafone. Good conditioo damage, cracks or major scratches. BOXED APPLE IPHONE 4S VERY NICE USED CONDITION - WITH CHARGER AND BRAND NEW UNUSED EARPHONES CASH COLLECTION ONLY FROM DOWNEND, BRISTOL ****** WILL REMOVE AD. WHEN SOLD ******