In what I have researched getting a new sim card would not really improve your phone security. While the sim cards of both newer and older phones are usually not expensive some can get quite high in price ($20-80) It really varies depending on the sim card manufacturer.
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.
No
Cellphones usually have a SIM card. There are land lines that do not as well as Satellite phones also do not have SIM cards.
Yes SIM Card contains gold. 1000 SIM Cards = 1Gram Pure Gold
The plural form of SIM card is SIM cards.
the AT&T network, and the T-Mobile network both use SIM cards I know that Nextel and Sprint also use sim cards.
No Alltel uses CDMA and sim cards is GSM
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
the AT&T network, and the T-Mobile network both use SIM cards I know that Nextel and Sprint also use sim cards.
Verizion uses CDMA and CDMA networks don't use Sim Cards cause i only know of GSM providers using Sim Cards Sim Cards like tell the phone your number , minutes and stuff. a phone can't work on a provider without a Sim Card (CDMA phones are programmed via there OS or circuit board).
Yes, Virgin Mobile now uses the sim cards on new phones.