No. As with 3DS games, prepaid cards are region locked. You cannot redeem a prepaid card bought in the US on the European eShop.
it says it on the back of your card
you just go to your live account, then redeem the account with a credit card. or go to redeem code on your xbox menu and use a 3 month prepaid card or a year.
US prepaid cards cannot be redeemed on an XBOX Live account tied to the UK.
American Express
You can purchase a prepaid European SIM card for your upcoming trip at most major airports, electronic stores, or online retailers. Make sure to check for compatibility with your phone and the countries you will be visiting.
Yes, as long as the card is a Visa, MasterCard, Discover, or American Express prepaid credit card, it can be used to pay for any items for which the seller accepts PayPal.
If you mean the purple Blossom Pixie then you get it free if you buy and redeem the current $10 membership prepaid card.
There is no such thing as a prepaid "credit card". It is actually a prepaid debit card, even though it may carry a Visa, Mastercard or American Express logo. These should be usable anywhere the logo on the card is accepted. There are also prepaid gift cards, which look like a credit card but don't have your name on it. This should work as well.
suck it
To change the cardholder name on an American Express prepaid gift card, you typically need to contact the customer service number on the back of the card and follow their instructions for updating the information.
If your smart only in your head. You make up the number when you activate the card.
There is few goods prepaid credit cards one should get. American Express offers a good deal when it comes to prepaid credit card. Also another good one is Visa's prepaid credit card.