Country codes are listed in parenthesis and do not need to be dialed when calling from within the country.
Asia/South Pacific
Australia (+61)
131-777
People's Republic of China (+86)
Beijing: (10) 8468-6666, ext.1
Shanghai: (21) 3311-4567
Hong Kong (+852)
2810-4888
Japan (+81)
3-3817-4411
Toll-free within Japan: 0120-11-44-66
Republic of Korea (+82)
Seoul: (02) 751-0300
Russia (+7)
499-272-1602
Toll-free within Moscow: 810 800 2290 1044
Singapore (+65)
6873-3533
Thailand (+66)
(02) 353-3939
Taiwan (+886)
(02) 2325-8868
Vietnam (+84)
(8) 3823-4755

Bermuda and the Caribbean
(800) UNITED-1 (800-864-8331)

Europe
Belgium (+32)
2 713-3600
Germany (+49)
69 5007-0387
Denmark (+45)
8035-8100
Finland (+358)
800-96-070
France (+33)
810-72-72-72
United Kingdom (+44)
845-8-444-777
Italy (+39)
02 69 63 37 07
Netherlands (+31)
20 201-3708
Norway (+47)
800-8-4110
Russia (+7)
499-272-1602
Toll-free within Moscow: 810 800 2290 1044
Spain (+34)
Madrid: 900-813-996
Sweden (+46)
020-550-777
Switzerland (+41)
44 212-4717

The Middle East
Kuwait (+965)
2475696-7-8
United Arab Emirates (+971)
Toll-free within UAE: 80004415492

Latin America
Argentina (+54)
(11) 4316-0777
Toll-free within Argentina: 0810-777-UNITED (0810-777-864833)
Brazil (+55)
Sao Paulo: (11) 3145-4200
Toll-free within Brazil: 0800-16-2323
Mexico (+52)
Mexico City: (55) 5627-0222
Toll-free within Mexico: 01-800-003-0777

North America
United States (+1)
Toll-free within the U.S. (domestic travel)
(800) UNITED-1 (800-864-8331)
Toll-free within in the U.S. (international travel)
(800) 538-2929
Spanish
(800) 426-5561
Asian languages
(800) 426-5560
Deaf or hard-of-hearing assistance
TDD: (800) 426-5560
Canada (+1)
Toll-free within Canada
(800) 538-2929