NBC has announced dates and locations for The Biggest Loser eleventh-season open casting calls.

The 11-city cross-country search will begin on July 17 in Denver and Portland and continue over the next few weeks before coming to a close on August 7 with stops in Louisville, Phoenix and Pittsburgh.

NBC is looking for both individual contestants and teams of two who need to lose at least 100 lbs. and have "the personality, desire and competitive edge to vie for this once-in-a-lifetime opportunity to lose weight, change their lives forever and compete for a grand prize of $250,000," according to the network.

Interested applicants must be 18 or older and legal residents of the U.S.. Additional information is available via NBC's website.

The Biggest Loser's eleventh season is currently slated to air next January as part of NBC's primetime programming schedule. It's tenth season will air this fall.

Open casting call dates and locations are:

Saturday, July 17

1st Bank center
11450 Broomfield Lane
Broomfield, CO 80021
10AM - 6PM

Rose Quarter
One Center Court
Portland, OR 97227
10AM - 6PM

Saturday, July 24

Seaport Hotel
1 Seaport Lane
Boston, MA 02210
10AM - 6PM

NBC Tower
454 N. Columbus Drive
Chicago, IL 60611
10AM - 6PM

Nebraska Furniture Mart
Mrs. B's Clearance Center
7312 Jones Circle
Omaha, NE 68115
10AM - 6PM
Saturday, July 31

Colonial Life Arena
801 Lincoln Street
Columbia, SC 29208
10AM - 6PM

Salt Lake City
NBC Studios
55 North 300 West
Salt Lake City, UT 84180
10AM - 6PM

Dallas, TX

Saturday, August 7

Kentucky International Convention Center
221 Fourth Street
Louisville, KY 40202
10AM - 6PM

Metrocenter Mall
9878 N. Metro Pkwy E
Phoenix, AZ 85051
10AM - 6PM

Saddle Ridge in Station Square
7 East Carson Street
Pittsburgh, PA 15222
10AM - 6PM