I have it and it is very unreliable and expensive. I am going with the new VOIP wireless that comes out next. It is far cheaper and clearer than any cellular service.
You can check it out here: http://televeruswireless.com
872 dollars
American Telephone and Telegraph (Company)
There are several good makes of AT&T cell phones. Some popular and well made AT&T cell phones are, the Samsung Galaxy Note, the Samsung Android, and the Go Phone.
All major phone companies such as Sprint, ATandT, and Tmobile cover Madison, Wisconsin.
AT&T provides several ways to contact the company. One of them is going to its website, clicking the tab "Support" and then clicking on "Call Us". This will open a new window with a list of phone numbers.
Cingular Wireless (now known as AT&T) ran from 2000 to 2007. Cingular Wireless company got AT&T Wireless in 2006, but did not become re-branded officially as AT&T until January of 2007.
One can sign up to receive e-mail from the AT&T phone company online at their website. Note that you must have a registered account with the AT&T website and be a customer of AT&T to sign up for emails.
AT&T phone call centers are located in several different places. Some of these places include Springfield in Illinois, Lubbock in Texas, and the Philippines.
nokia.
That depends on your opinion.
Getting a PBX phone system for your company would be a good choice if you have a small company. PBX phone systems are more for small businesses rather than bigger businesses.
Different areas promote different phone packages for AT&T. Contacting AT&T directly and asking about specials will give one the promotions for the area they are in.