| British Eventing |
| http://www.britisheventing.com/ |
| Governing body fo the sport of Eventing in Great Britain |
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Canadian Eventing |
| http://www.canadianeventing.com/ |
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Central States Dressage and Eventing Association |
| http://www.csdea.org/ |
| A 501c(3) non-profit membership and volunteer-run organization based in Minnesota and serving more than 800 members across Minnesota, Wisconsin, Iowa and North and South Dakota. |
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Equine Canada |
| http://www.equinecanada.ca/ |
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Flathead Combined Training Association |
| http://www.flatheadeventing.org/ |
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Horse Trials BC |
| http://www.horsetrialsbc.com |
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Horse Trials New Brunswick |
| http://www.htnb.org/ |
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Horse Trials Nova Scotia |
| http://www.htns.org/ |
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Horse Trials Prince Edward Island |
| http://www.horsetrialspei.ca/ |
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HTC Quebec |
| http://www.canadianeventing.com/accc/ |
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USEA Area I |
| http://www.area1usea.org/ |
| Connecticut, Maine, Massachussets, New Hampshire, New York, Rhode Island and Vermont. |
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USEA Area II |
| http://www.usea2.net/ |
| New Jersey, Eastern Pennsylvania, Maryland, Delaware, Virginia, and North Carolina. |
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USEA Area III |
| http://www.usea3.org/ |
| Tennessee, South Carolina, Mississippi, Alabama, Georgia, Eastern Louisiana and Florida. |
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USEA Area IV |
| http://www.usea4.org/ |
| Illinois, Iowa, Kansas, Missouri, Minnesota, Nebraska, North Dakota and Wisconsin. |
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USEA Area IX |
| http://www.msea-area9.org/ |
| Colorado, Wyoming, Utah, Montana, South Dakota and Idaho. |
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USEA Area V |
| http://area5eventing.com/ |
| Arkansas, Louisiana (Western Half), Oklahoma and Texas. |
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USEA Area VI |
| http://www.areavi.org/ |
| California and Hawaii |
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USEA Area VII |
| http://www.areavii.org/ |
| Oregon, Washington, Idaho, Montana and Alaska |
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USEA Area VIII |
| http://www.usea8.org/ |
| Indiana, Kentucky, Michigan, Ohio, West Virginia and Western Pennsylvania. |
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USEA Area X |
| http://www.area-x.org/ |
| Arizona, New Mexico and Nevada |
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