Yes, but the iPhone 3GS will probably only work on the slow EDGE network because it lack's the proper antennas to use T-Mobile's strange bands of 3G and 4G.
Yes
No. The iPhone 3GS is sadly a GSM only phone, so it cannot function on Sprint (or Verizon's) bandwidths.
I tried it with my 3GS and it does work.
Probably not, they have different exterior shapes.
iPhone 3gs
iPhone 3GS
no unless it is unlocked... .
the iphone 3gs replaced the iphone 3g.
Dose the iphone 3gs have a radio
If you mean,' Do iPhone 3GS's have Verizonservice?'No, not anymore, as of 17/10/2011 you can only get the iPhone 3GS on AT&T!
no why do you think its called trading in?