Calling the UAE from the United States explained:

• 011 - US exit code; dial first for international calls made from the USA or Canada
• 971 - Country Code for United Arab Emirates
• Phone Number (may not begin with 0):
  • fixed - 8 digits, area code included
  • cell phones - 9 digits
• sample call from US to a landline in Dubai: 011 971 4 ??? ????

How to dial to UAE cellular:

• dialing format for calls to a cell phone: 011 971 5? ??? ????

Area Codes:

Phone Books:

• Arab Emirates Yellow Pages