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6H to 24H Classic Races in the USA

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24 Hour Service Run
Angry Bull 6 Hour Endurance Challenge
Willamette 24
Sole Challenge 24
6-Hour Running Festival
Summer Solstice Endurance Runs
Route 66 Relief Run and Relay
Running with the Devil
Summit Solstice 12-Hour Relay
Riverside 24 Hour Relay
Get Your Butt Kicked
BUS 6-Hour Pajama Romp
Ugly Argyle Ultra
Dream Factory 24--Hour Run for Dreams
Howl at the Moon 8 Hour Run
La Nuit
The Yin of the Beaver
POW/MIA 12 Hour Run
Sizzlin' Sasquatch

For the love of all that is good and moisture wicking...

Though we try to be accurate and on top of things... Race details can change when we aren't lookin. And once in a while we simply make a mistake.

ALWAYS visit the race's website for the most complete and accurate race information.

* Limited to 200

In order to keep the site running fast for everyone, we need to limit the searches to the first 200 races. If your search exceeds this limit, you will need to select additional criteria, such as distance, event type, location, dates, etc.