Area Code 641

Local Presence for Fairfield, Mason City, Grinnell, Newton and Knoxville

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 641 and more than 200 others.

Reach out to customers in Fairfield, Mason City, Grinnell, Newton and Knoxville.

Source: Wikipedia