Thread: if i buy a unlocked phone will it work on my T-mobile Sim Card?

My phone i have now is beat up a bit and its old i had to get new LCD, Microphone, back speaker, housing 2x. and i am going to get an Unlocked phone from Bestbuy, and the person at Cell Phones says it maybe can work depends if my contract will let my use a non T-mobile Phone (that part made no sense)..... so if i buy either this one
http://www.bestbuy.com/site/Pantech+-+Duo+Mobile+Phone+%28Unlocked%29+-+Black/9963774.p?id=1218202472074&skuId=9963774.......... .
http://www.bestbuy.com/site/Motorola+-+ROKR+Mobile+Phone+%28Unlocked%29+-+Black/9927791.p?id=1218196190734&skuId=9927791.......... .......
http://www.bestbuy.com/site/Pantech+-+Slate+Mobile+Phone+%28Unlocked%29+-+Black/9980003.p?id=1218204946357&skuId=9980003.

would either of these 3 work for T-mobile Sim Card?

You're right, it made no sense. If these are GSM-type phones that use SIM cards to access service, then yes, you can drop your T-Mobile SIM in and use them.

You're right, it made no sense. If these are GSM-type phones that use SIM cards to access service, then yes, you can drop your T-Mobile SIM in and use them.