Boston

Telephones

The country code for the United States is 1. The area code for Foggy Bottom is 617. You do not need to dial the three-digit area code when making a call from within the same code.

Directory & Operator Information

For operator assistance, dial "0."

International Calls

International calls can be direct-dialed from most phones. If you're dialing Canada from the United States, dial 1 plus the area code and telephone number. If you're dialing the United States from Canada, dial 1 plus the area code and telephone number.