no you can't all phones are mandatory to come with a plan.
You can get a data plan from a service provider such as Verizon.
To get Blackberry service, you would have to register the device for a special Balckberry data plan.
Boost mobile service offers unlimited service for $50 a month with their Blackberry.
If you want to use the Blackbery Service, then you should register the device for a Blackberry Data plan.
If you are on a data plan its free. If you aren't, you can still use it if you have wifi. For example, if you have wifi in your house you can go on the internet for free when you are at home. If you have a data plan it allows you to go on the internet even if you dont have wifi.
If you just want to use the phone and text functions of the Blackberry, then you don't need to, however, if you want to use data, then you should register your phone for a Blackberry service as any regular data plan would not work on Blackberry phones.
Yes, BlackBerry devices do require a BlackBerry data plan on Verizon. BlackBerry devices are a Smartphone and they require a BlackBerry data plan no matter what service provider you have. You cannot use them for talking and texting only without Internet or email.
NO
You would need to have a blackberry plan if you wanted to use things like BlackBerry internet and messenger etc.
If the Blackberry 8800 is already unlocked, then yes, you should be able to use the phone on the Orange carrier. If you want to use the Blackberry data service, then you would need to register the device for a Blackberry Data plan as regular data plans do not work on Blackberry phones.
It is as long as your services includes a full data plan and messaging plan.
BlackBerry phones connect to the internet through their own type of internet service, called the BlackBerry Internet Service, or BIS. Research in Motion, the company that makes BlackBerry, supplies this service through phone service providers.