Yes they do.
No. The Samsung Infuse is only for AT&T, but it can be unlocked for use with other GSM carriers. Since Virgin Mobile is CDMA, it's not possible to use an infuse on Virgin Mobile.
no
No. Virgin Mobile is part of Sprint, although I have heard that Virgin mobile necessarily has the exact same coverage as a Sprint customer would have.
no you cant
You can unlock virgin mobile using codes that can be purchased from Simpleunlocking.com
Virgin Mobile !
In the usa virgin mobile uses the sprint pcs network and everywhere else it uses the tmobile network
Yes, you can use your Virgin Mobile phone in Costa Rica, but it depends on whether your phone is unlocked and compatible with local networks. If your phone is locked to Virgin Mobile and you want to use it with a local SIM card, you may need to unlock it first. Additionally, check with Virgin Mobile regarding international roaming options, as fees may apply.
Yez sir u sure can all u need to do is flash the phone u wanna use for virgin mobile.
Virgin Mobile uses CDMA, so their phones do not take SIM cards.
Yes
yes