Study : Verizon Wireless was one of the first cellular phone companies to support hands-free driving laws in the early 2000s . Driving on a hands - free cell phone while driving is still dangerous . Drivers on cell phones are involved in an estimated 100 traffic accidents a year . Six states and District of Columbia ban handheld cell phones by drivers . DriveAssist service to help drivers stay off the road by managing calls .
Study : Driving on a hands - free cell phone while driving is still dangerous . Drivers on cell phones are involved in an estimated 100 traffic accidents a year . Six states and District of Columbia ban handheld cell phones by drivers . DriveAssist service to help drivers stay off the road by managing calls .