That's why it's almost impossible to believe that one U.S. state still doesn't have a statewide ban on texting while driving. Montana remains the only state that hasn't passed a statewide law specifically banning drivers from texting behind the wheel. Get our free mobile appNew Jersey is the most densely populated state in America. With so many drivers sharing relatively small roadways, eliminating distractions helps reduce crashes and keeps traffic moving as safely as possible. For drivers in South Jersey, though, it's another reminder that some laws make perfect sense depending on where you live.