Useful travel information
Emergencies - Dial 911 for emergencies
Tipping - Tipping in the US is customary in many circumstances for service, especially at sit-down venues which offer table service. Restaurant and bar staff expects 15-18% of the bill, whilst hotel staff and taxi drivers should be tipped at your own discretion.
Voltage - The standard voltage is 120 V
Time Difference - GMT -5 to -10
Country dialling code +1
Departure tax - See our flight pages for details of the departure tax payable.
Useful Links
U.S. EMBASSY London
33 Nine Elms Lane
London, SW11 7US
United Kingdom
Phone: [44] (0)20 7499-9000
State Tourism Offices
http://www.usatourist.com/english/traveltips/state-tourist-offices.html
The US does not maintain a single tourist office for the whole country. Each state operates its own individual office to promote tourism in that state only.