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| Five Rivers Ultrafiveriversultra.org.uk (opens in a new tab) |  United Kingdom | BlaxhallUnited Kingdom | fiveriversultra.org.uk (opens in a new tab) |
| North Downs Way 50centurionrunning.com/races/north-downs-way-50-2027 (opens in a new tab) | United Kingdom | FarnhamUnited Kingdom | centurionrunning.com/races/north-downs-way-50-2027 (opens in a new tab) |
| MTC Gancanaghultrarunningltd.co.uk/race/mtc-gancanagh (opens in a new tab) |  Ireland | ClifdenIreland | ultrarunningltd.co.uk/race/mtc-gancanagh (opens in a new tab) |
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| MTC Abhartachultrarunningltd.co.uk/race/mtc-abhartach (opens in a new tab) | Ireland | WestportIreland | ultrarunningltd.co.uk/race/mtc-abhartach (opens in a new tab) |
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| MTC Balorultrarunningltd.co.uk/race/mtc-balor (opens in a new tab) | Ireland | TubbercurryIreland | ultrarunningltd.co.uk/race/mtc-balor (opens in a new tab) |
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| MTC Carmanultrarunningltd.co.uk/race/mtc-carman (opens in a new tab) | Ireland | BundoranIreland | ultrarunningltd.co.uk/race/mtc-carman (opens in a new tab) |
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| MTC Bodachultrarunningltd.co.uk/race/mtc-bodach (opens in a new tab) | Ireland | BallybofeyIreland | ultrarunningltd.co.uk/race/mtc-bodach (opens in a new tab) |
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| MTC Aibellultrarunningltd.co.uk/race/mtc-aibell (opens in a new tab) | Ireland | BuncranaIreland | ultrarunningltd.co.uk/race/mtc-aibell (opens in a new tab) |
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| Wadi Rum Full Moon Desert Marathonadventure.treks.jo/marathon (opens in a new tab) |  Jordan | Wadi RumJordan | adventure.treks.jo/marathon (opens in a new tab) |
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| GutsMuths-Rennsteiglaufrennsteiglauf.de (opens in a new tab) |  Germany | Schmiedefeld am RennsteigGermany | rennsteiglauf.de (opens in a new tab) |
| Lysohorský Ultra Traillhut.cz (opens in a new tab) |  Czechia | MalenoviceCzechia | lhut.cz (opens in a new tab) |
| Race The Tidepuretrail.uk/race-the-tide (opens in a new tab) | United Kingdom | MothecombeUnited Kingdom | puretrail.uk/race-the-tide (opens in a new tab) |
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| Travessa d'Encampotsosport.com/pages/otso-travessa-encamp-2027 (opens in a new tab) |  Andorra | EncampAndorra | otsosport.com/pages/otso-travessa-encamp-2027 (opens in a new tab) |
| Ultra Trail Bosques del Surultratrailbosquesdelsur.es (opens in a new tab) |  Spain | CazorlaSpain | ultratrailbosquesdelsur.es (opens in a new tab) |
| Vestfold Historic Ultra Trailvhut.no (opens in a new tab) |  Norway | TønsbergNorway | vhut.no (opens in a new tab) |
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| Lofoten Ultra-Trailthearctictriple.no/lofoten-ultratrail (opens in a new tab) | Norway | SvolværNorway | thearctictriple.no/lofoten-ultratrail (opens in a new tab) |
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| Hengill Ultravikingamot.is/en/hengill-ultra-en (opens in a new tab) |  Iceland | HveragerðiIceland | vikingamot.is/en/hengill-ultra-en (opens in a new tab) |
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| Čertovskej ultratrailcertovskej-ultratrail.cz (opens in a new tab) | Czechia | DoksyCzechia | certovskej-ultratrail.cz (opens in a new tab) |
| Hochkönig Ultrakshochkoenig-ultraks.at/en (opens in a new tab) |  Austria | Maria AlmAustria | hochkoenig-ultraks.at/en (opens in a new tab) |
| Ultra Scotland 50gbultras.com/ultra-scotland-50/ (opens in a new tab) | United Kingdom | St Johns Town of DalryUnited Kingdom | gbultras.com/ultra-scotland-50/ (opens in a new tab) |
| Jurassic Coast 100ultratrailevents.com/ultra-trail-events/jurassic-extinction-jurassic-coast-100 (opens in a new tab) | United Kingdom | PooleUnited Kingdom | ultratrailevents.com/ultra-trail-events/jurassic-extinction-jurassic-coast-100 (opens in a new tab) |
| Lauf zwischen den Meerenlauf-zwischen-den-meeren.de (opens in a new tab) | Germany | HusumGermany | lauf-zwischen-den-meeren.de (opens in a new tab) |
| Sawmill Ultratripledarerunningcompany.com/events/sawmill-relay?v=11aedd0e4327 (opens in a new tab) |  United States | Las VegasUnited States | tripledarerunningcompany.com/events/sawmill-relay?v=11aedd0e4327 (opens in a new tab) |
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| Bieler Lauftage100km.ch (opens in a new tab) |  Switzerland | Biel/BienneSwitzerland | 100km.ch (opens in a new tab) |
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| Portumna Forest Marathonforestmarathon.com (opens in a new tab) | Ireland | PortumnaIreland | forestmarathon.com (opens in a new tab) |