Saturday, May 18

Berryman Marathon—Potosi, MO

Idaho Potato Commission Famous Idaho Potato Marathon—Boise, ID

Fargo Marathon—Fargo, ND

Horseshoe Lake Trail Run—Palo Alto, CA

Twin Rocks Trading Post Huff to Bluff Marathon—Blanding, UT

Tommy Vaughn’s Marathon—Blackfoot, ID

Ogden Marathon—Ogden, UT

Rock/Creek Scenic City Trail Marathon—Chattanooga, TN

Timp Trail Marathon—Orem, UT

Twisted Ankle Marathon—Summerville, GA

Sunday, May 19

Capital City Marathon—Olympia, WA

All Community Events Chicagoland Marathon—Shaumburg, IL

Cleveland Marathon—Cleveland, OH

Kaiser Permanente Colorado Colfax Marathon—Denver, CO

Great Lakes Bay Marathon—Midland, MI

Cellcom Green Bay Marathon—Green Bay, WI

XTERRA Oak Mountain Trail Marathon—Pelham, AL

Palos Verdes Marathon—San Pedro, CA

Run for The Red Marathon—Pocono Mountains, PA

Rockford Marathon—Rockford, IL

New Balance Run River City Marathon—Peoria, IL

Shires of Vermont Marathon—Bennington, VT

Sugarloaf Marathon—Carrabassett Valley, ME

Tupper Lake Marathon—Tupper Lake, NY

Windermere Marathon—Spokane, WA

Saturday, May 25

Traverse City Track Club Bayshore Marathon—Traverse City, MI

Prince of Wales Island International Marathon—Craig, AK

Ridgeline Ramble Train Run—Eugene, OR

Salomon/Fleet Feet Sports Sehgahunda Trail Marathon—Mount Morris, NY

Sunday, May 26

Bob Potts Heritage Rail Trail Marathon—York, PA

Buffalo Marathon—Buffalo, NY

Coeur d’Alene Marathon—Coeur d’Alene, ID

Med-City Marathon—Rochester, MN

Memorial Day Marathon—Lenox, MA

Mountains 2 Beach Marathon—Ojai, CA

KeyBank Vermont City Marathon—Burlington, VT

Wickham Park Marathon—Melbourne, FL

Wyoming Marathon—Laramie, WY

Saturday, June 1

Forest of Nisene Marks Marathon—Aptos, CA

God’s Country Marathon—Coudersport, PA

Green River Marathon—Kent, WA

Newport Marathon—Newport, OR

Sunburst Marathon—South Bend, IN

The North Face Endurance Challenge—Sterling, VA

Timberline Marathon—Government Camp, OR

Sunday, June 2

Casper Wyoming Marathon—Casper, WY

Conquer the Cove Marathon—Roanoke, VA

Deadwood-Mickelson Trail Marathon—Deadwood, SD

Indoor Insanity Marathon—Winston-Salem, NC

Marathon de Taos—Taos, NM

Minneapolis Marathon—Minneapolis, MN

Therapeutic Associates North Olympic Discovery Marathon—Port Angeles, WA

Dodge Rock ‘n’ Roll Marathon—San Diego, CA

Steamboat Marathon—Steamboat Springs, CO

Friday, June 1

Bear Lake Idaho Marathon—Fish Haven, ID

Saturday, June 8

Bear Lake Marathon—Garden City, UT

Mangum Track Club Boogie Marathon—Ellerbe, NC

Hatfield-McCoy Marathon—South Williamson, KY

Indian/Celina Challenge—Tell City, IN

Marathon-to-Marathon—Marathon, IA

Maryville Marathon—Maryville, MO

Run the Caldera Marathon—Jemez Springs, NM

Sandhills Marathon—Valentine, NE

Storm the Dam Trail Marathon—El Dorado, KS

Teton DAM Marathon—Rexburg, ID

Three Sisters Marathon—Redmond, OR

Zions Bank Utah Valley Marathon—Provo, UT

Sunday, June 9

Ann Arbor Marathon—Ann Arbor, MI

Lake Placid Marathon—Lake Placid, NY

St. Joe River Marathon—St. Maries, ID

Swan Lake Marathon—Viborg, SD

Winthrop Road Marathon—Winthrop, WA

Saturday, June 15

1/2 Sauer 1/2 Kraut Marathon—Philadelphia, PA

Herriman Oquirrh Mountain Marathon—Herriman, UT

Turkey Track Trail Marathon—Pagosa Springs, CO

Paradise Area Chamber of Commerce Whitefish Point Marathon—Paradise, MI

Sunday, June 16

Canton Marathon—Canton, OH

Mama Rose’s Estes Park Marathon—Estes Park, CO

San Juan Island Marathon—Friday Harbor, WA

Wipro The San Francisco Marathon—San Francisco, CA

Vancouver USA Marathon—Vancouver, WA

Saturday, June 22

XTERRA Big Elk Marathon—Elkton, MD

Grandma’s Marathon—Duluth, MN

Mayor’s Marathon—Anchorage, AK

Rock ‘n’ Roll Seatlle Marathon—Seattle, WA

Run Charlevoix Marathon—Charlevoix, MI

Run4Troops Marathon—Dyersville, IA

Sunday, June 23

Bay of Fundy International Marathon—Lubec, ME

Bellevue Ghost Marathon—Bellevue, WA

UCC Coffee Kona Marathon—Kailua-Kona, HI

HFM Maritime Marathon—Manitowoc, WI

Saturday, June 29

Aspen Backcountry Marathon—Aspen, CO

Leadville Trail Marathon—Leadville, CO

Pacific Crest Marathon—Sunriver, OR

Running with the Devil Marathon—Boulder City, NV