Ed Sheeran has toured North America as Taylor Swift's opening act, but now he's getting ready to do it on his own.

The singer has announced initial dates for a headlining tour in support of his upcoming album X, pronounced "multiply," which is due June 23. It kicks off August 22 in Seattle, Washington, and is currently scheduled to run through September 18, with more dates will be announced soon.  Tickets go on sale starting April 25.  Visit EdSheeran.com for the latest ticket on-sale info.

Ed performed his new single, "Sing," on Saturday Night Live this past weekend.

Here are the initial tour dates:

8/22 -- Seattle, WA, Wamu Theater
8/23 -- Vancouver, BC, Ambleside Live
8/29 -- Las Vegas, NV, The Chelsea at the Cosmopolitan
8/30 -- Las Vegas, NV, The Chelsea at the Cosmopolitan
8/31 -- Glendale, AZ, Jobing.com Arena
9/2 -- Kansas City, MO, Sprint Center
9/4 -- Cleveland, OH, Wolstein Center
9/8 -- Philadelphia, PA, Wells Fargo Center
9/9 -- Boston, MA, Xfinity Center
9/11 -- Charlotte, NC, Time Warner Cable Arena
9/12 -- Atlanta, GA, The Arena at Gwinnett Center
9/13 -- Nashville, TN, Bridgestone Arena
9/15 -- Minneapolis, MN, Target Center
9/16 -- Chicago, IL, Allstate Arena
9/18 -- Toronto, ON, Air Canada Centre