For calling: Sprint For texting: AT&T For phones: Verizon For data: T-Mobile
Verizon offers data packages as well as texting. Some of their phones have push to talk which will allow the phone to act like a walkie-talkie. Some phones will have additional features which would have to be researched further.
If by unlock you mean to use it on other carriers, then they may be able to. Verizon phones run on CDMA technology, and currently there is no unlocking solution for CDMA phones. Only GSM phones are able to be unlocked.
Yes, there are many different phone plan bundles that include texting, calling and internet. There are many different prepaid phones. There is Tracfone, Verizon, Cellular One, etc.
You can't use Verizon service on ATT phones or any other GSM phones. Verizon runs on a different frequency, which ATT phones do not support.
Depending upon your area stores, new Verizon phones available are mostly smartphones. Keep this in mind when looking for a phone, especially if all you need is a basic phone for calling and texting. The selection of basic phones is very limited, and if you want something that's better for your needs without resorting to a smartphone, then consider searching for a phone on Verizon's official website. They have a much larger selection of phones that can be shipped to your home.
There are plenty of phone adapters for Verizon phones, for both power outlets and cars.
Metro PCs is able to "flash" phones from other carriers for use with their service under certain conditions. The phones must be CDMA, meaning they do not use a SIM Card (Major CDMA carriers include Sprint, Verizon, Qwest, Cricket, Alltel). You will not be able to access all features of the service when using a flashed phone, these phones are good for calls and texting only. The phone does not be unlocked to be flashed.
Verizon Wireless don't make wireless phones but they do offer a mobile phone network which you can run on other makes of mobile phones. Their network supports 4G.
The difference between Verizon's Global Phone and other wireless phones is that with Verizon's Global Phone one can be in any country and still make and receive calls. But a person that has another wireless phone that is not a Global Phone will not be able to make and receive calls to another person if they are out of the country,
The iPhone 3GS was never offered with Verizon. Most got them with AT&T, and got their phones unlocked so they can use the phone with other service providers.
Yes, if you have a phone unlocked to work on any CDMA network it can be activated on Verizon Wireless. Keep in mind Verizon Wireless can not offer any trouble shooting or warranty on said phone.