where is area code 985
From Wikipedia, the free encyclopedia. Area code 985 is the telephone area code for southeastern Louisiana, excluding the inner ring of the New Orleans area. The area code was created in 2001 when it was split off from area code 504.Area code 985 also originally included areas southeast of New Orleans.However, after Hurricane Katrina in late August 2005, much of this area switched back to 504.he area code was created in 2001 when it was split off from area code 504. Area code 985 also originally included areas southeast of New Orleans. However, after Hurricane Katrina in late August 2005, much of this area switched back to 504.