Navteq has announced that its real-time traffic service has expanded coverage in the United Arab Emirate cities of Dubai, Abu Dhabi, Sharjah, Ajman, Ummm Al Quwain, Ras Al Khaimah and Fujairah, as well as in the Kingdom of Saudi Arabia - Riyadh, Jeddah, Mecca, Medinah, ad-Dammam.