If you have a cousin in Antarctica, a brother in Italy, or a girlfriend in Brazil, then you can use the Yahoo! Voice services. Wherever your friends and family are, Yahoo! Phone Out lets you call folks in over 200 countries worldwide. Click here to View Rates.
Note: Higher rates might apply to mobile telephones.
It is not possible to dial certain numbers through the Yahoo! Phone Out service. These numbers include 411, 555-1212, and other directory-assistance numbers; operator-assisted calling numbers; and numbers for certain alternative telephones such as satellite telephones.
You also can't dial 911 and other emergency service numbers through the Yahoo! Voice services or Yahoo! Messenger. You should use traditional landline or mobile telephones to dial 911 and other emergency service numbers. Please inform others who are using Yahoo! Voice services through Yahoo! Messenger that they must dial 911 and other emergency service numbers using traditional landline or mobile telephones.