The fifth generation (5G) of wireless mobile communication enables a new kind of communication network to connect everyone and everything. 5G will profoundly impact economies and societies as it will provide the necessary communication infrastructure required by various smart city applications. Ultimately 5G, moves the construction of smart cities from the theoretical to the practical and paves the way for the development and deployment of new applications ranging from monitoring air quality, energy use ,and traffic patterns to street lighting, smart parking, crowd management, and emergency response.