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1,670 marathons found for Ultra marathon, United States. Keep the list broad first, then tighten the filters when a race looks realistic.
Matching races
Glencoe, Kentucky, United States
16OCT
ULTRA
Little Rooster Run
Glencoe, Kentucky, United States
OCT
Dubuque, Iowa, United States
16OCT
ULTRA
Mines of Spain 100
Dubuque, Iowa, United States
OCT
Silverton, Oregon, United States
16OCT
ULTRA
Silver Falls Trail Runs
Silverton, Oregon, United States
OCT
United States
17OCT
ULTRA
12th Piedmont 8 Hour Run - 8h
United States
OCT
United States
17OCT
ULTRA
12th Uwharrie 100 Km Trail Run - 100km
United States
OCT
United States
17OCT
ULTRA
13th Delirium Ultra 6 Hour Run - 6h
United States
OCT
United States
17OCT
ULTRA
13th Indian Creek Fifties - 55 Km
United States
OCT
United States
17OCT
ULTRA
13th Silver Falls Trail Run - 50km
United States
OCT
United States
17OCT
ULTRA
14th Sinnemahone Ultra Marathon - 33mi
United States
OCT
United States
17OCT
ULTRA
15th Antelope Island Fall Classic 50K - 50km
United States
OCT
United States
17OCT
ULTRA
15th St. Pats 12 Hour Race - 12h
United States
OCT
United States
17OCT
ULTRA
16th Pumpkin Holler 50 Km Race - 50km
United States
OCT
United States
17OCT
ULTRA
17th Cave Creek Thriller 50K Race - 50km
United States
OCT
United States
17OCT
ULTRA
18th Ghost Train Rail Trail Race 30 Hours - 30h
United States
OCT
United States
17OCT
ULTRA
18th Sonoma Fall Classic - 50mi
United States
OCT
United States
17OCT
ULTRA
18th Wild Duluth 50 km Races - 50km
United States
OCT
United States
17OCT
ULTRA
19th Surf the Murph 50 km Run - 50km
United States
OCT
United States
17OCT
ULTRA
2nd Delaware Trail Fest - 12h
United States
OCT
United States
17OCT
ULTRA
2nd Horseshoe Bend Ultras - 50mi
United States
OCT
United States
17OCT
ULTRA
2nd Nocturnal 12 - 12h
United States
OCT
United States
17OCT
ULTRA
2nd The Jackalope Lope - 52km
United States
OCT
United States
17OCT
ULTRA
2nd Viewpoint Endurance Challenge - 6h
United States
OCT
United States
17OCT
ULTRA
32nd Bohemian Alps 50 km Ultramarathon - 33mi
United States
OCT
United States
17OCT
ULTRA
3rd FSR 100 - 100mi
United States
OCT
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