5-1-1

5-1-1, initially designated for road weather information, is a transportation and traffic information telephone hotline in some regions of the United States and Canada. Travelers can dial the three-digit telephone number 5-1-1 on traditional landline telephones and most mobile phones. It is an N11 code of the North American Numbering Plan that are used for special services. The number code has also extended to be the default name of many state/provincial transportation department road conditions websites, such as Wisconsin's site.