If you are a taxpayer who lives outside the United States, the IRS has full-time permanent staff in 4 U.S. embassies and consulates. These offices have tax forms and publications, can help you with account problems, and answer your questions about notices and bills. You can reach these offices at the following telephone numbers, which include country or city codes if you are outside the local dialing area.
Taxpayers with specific individual or business account questions should contact the International Taxpayer Service Call Center by phone or fax. The International Call Center is operational Monday through Friday, from 6:00 a.m. to 11:00 p.m. (Eastern Time):
Tel: 267-941-1000 (not toll-free)