yes
Some mobile phones use SIM cards, other don't. The phones with SIM card slot allow the user to change the SIM; this way you can change the telephone number, or you can log to different networks (providers). SIM cards have not any alternative solutions.
most phones contain one slot for SIM cards i have never heard of one with three though. Only Chinese copy`s of popular phones and other makes from china with up to four sim inserts. They are actually poor phones and not worth the costs and imports.
yea i have gotten several phones from att and used the same sim card for all of them, and kept the same phone number.
Cellphones usually have a SIM card. There are land lines that do not as well as Satellite phones also do not have SIM cards.
No, only a micro-sd card slot. Although they might make another one with 4G LTE technology which requires a sim card
all phones have the same sim card slot!
yes they do all have sim cards also on a different note the t-mobile phones accepts the cingular sim cards when unlocked and vice versa
Cellcom in Wisconsin does not have sim cards, wish they did. I have heard that you can get a sim card from them but non of their phones have a spot for sim cards.
There are many cell phones that has a sim card. Mostly, all cell phones come with a sim card because most of them are prepaid phones. Trac Fone, Verizon and there are many other phones that have a sim card.
There is no such thing as a CDMA SIM card, since CDMA phones do not use SIM cards.
Yes, Virgin Mobile now uses the sim cards on new phones.
Yes