Area Code 650
Local Presence for South San Francisco, Palo Alto, San Mateo, Mountain View and Redwood City
You can increase your connection rate up to 30% by dialing from a local number.
Local Presence by Tenfold gives you one-click access from your existing phone system to a local number in the US area code 650 and more than 200 others.
Reach out to customers in South San Francisco, Palo Alto, San Mateo, Mountain View and Redwood City.
Source: Wikipedia