Italy’s international country code is – 39.
For calls to Italy from the U.S. dial: 011 + 39 + area code + telephone number.
For calls from Italy to the U.S. dial: 001 + area code + telephone number.

For further information (e.g., area codes) please visit the international Yellow Pages at www.yellow.com/international.html
The Italian Yellow Pages website is www.paginegialle.it