Area Code 251

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 251 and more than 200 others.

Reach out to customers in Mobile, Prichard, Tillmans Corner, Fairhope, Jackson, and Gulfshores.

Source: Wikipedia