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Hours and Location

American Citizen Services (ACS) Unit

The ACS Unit is open to the public for general inquiries Monday through Thursday, from 2:00 pm to 4:00 pm. Before stopping by, please email with any details/questions, as most general inquiries can be addressed without coming to the Embassy.

U.S. citizen emergencies: (54-11) 5777-4354
After-hours emergencies: (54-11) 5777-4873

These numbers are not for visa inquiries.

Fax: (54-11) 5777-4293; (54-11) 5777-4205

Social Security and Federal Benefits Unit   

The Federal Benefits Unit is open to the public Monday, Tuesday, Thursday and Friday, from 8:00 am to 11:30 am.

Phone inquiries: 1:30 pm to 5:00 pm
Phone: (54-11) 5777-4510/4763/4371
Fax: (54-11) 5777-4231
Email:                                                               Internet:

U.S. Embassy Buenos Aires
American Citizen Services
Av. Colombia 4300
C1425GMN Buenos Aires

The Embassy is located in the Palermo neighborhood, city of Buenos Aires. The Plaza Italia Line D subway station is the nearest one.


The ACS Unit is closed on U.S. and Argentine holidays and Consular Administrative Days.

Security at the Embassy

Please do not bring electronic devices such as mobile phones, laptops, iPods and Blackberries. They are not allowed on Embassy grounds. Other prohibited items include cigarettes, lighters, cosmetics, liquids, large bags and packages.

Appointment System