2019sat23nov(nov 23)8:00 amsun24(nov 24)8:00 amHardwolds 8080 miles8:00 am - 8:00 am (24) Hessle Rugby Club, 15 Livingstone Road, Hull HU13 0EGRegion:North East

2020sun26jan7:00 amFlitch Way 100k100 km7:00 am Rayne Train Station, Station Road, Rayne, Essex CM776ABRegion:East Anglia

2020fri31jan12:00 pmThe Arc of Attrition100 miles12:00 pm Eco Park, Porthtowan, Cornwall, UK, TR4 8HLRegion:South West

2020sat01feb(feb 1)9:00 amsun02(feb 2)6:00 pmThe Pilgrim Challenge66 miles9:00 am (1) - 6:00 pm (2) Sandy Farm Business Park, Sandy Lane, Farnham, GU101PXRegion:South Central

2020sun09feb8:00 amBrecon to Cardiff Ultra70 km8:00 am aspire fitness, Coleg y Cymoedd, Heol Cronchendy, Parc Nantgarw, Nantgarw CF15 7QX Region:Wales

2020sat29feb6:00 amChester Ultra 5050 miles6:00 am Waverton Village Hall, Common Lane, Waverton, Chester, CH3 7QTRegion:North West

2020sat28mar8:00 amHardmoors 5555 miles8:00 am Guisborough & East Cleveland Sea Cadets, HQ Belmangate, Guisborough TS14 7AQRegion:North East

2020sat04apr6:30 amKielder Ultra 100k100 km6:30 am Kielder Castle Visitor Centre, Kielder Water & Kielder Forest Park, Northumberland, NE48 1ERRegion:North East

2020sat04apr8:30 amSOUTH DOWNS WAY 5050 miles8:30 am Hillbarn Recreation Ground, Hill Barn Lane, Worthing, West Sussex BN14 9QFRegion:South East

2020fri01may10:00 am8:00 pmDevil's Challenge97 miles10:00 am - 8:00 pm Chilcomb Sports Ground, WinchesterRegion:South Central

2020sat02may9:30 amTHAMES PATH 100100 miles9:30 am Richmond Old Town Hall, Whittaker Ave, Richmond TW9 1TPRegion:South East

2020sat16may7:00 amWestcountry Ultra 100 Miler100 miles7:00 am Canal Road, Taunton TA1 1PNRegion:South West

2020sat16may7:30 amWestcountry Ultra Flat 5050 miles7:30 am Canal Road, Taunton TA1 1PNRegion:South West

2020sat16may8:00 amNORTH DOWNS WAY 5050 miles8:00 am Farnham Leisure Centre, Dogflud Way, Farnham GU9 7UDRegion:South Central

2020sat16may8:00 amNORTH DOWNS WAY 5050 miles8:00 am Farnham Leisure Centre, Dogflud Way, Farnham GU9 7UDRegion:South Central

2020sat16may10:30 amWestcountry Ultra Hilly 5050 miles10:30 am Quay West Car Park, Quay W, Minehead TA24 5UPRegion:South West

2020sat30may6:00 amChester Ultra 100100 miles6:00 am Ellesmere Port Sports Village (EPSV) Athletics Track, Stanney Lane, Ellesmere Port, CH65 9LBRegion:North West

2020sat13jun6:00 amSOUTH DOWNS WAY 100100 miles6:00 am Eastbourne Sports Club Athletics Track, Cross Levels Way, Eastbourne, East Sussex BN21 2UFRegion:South Central

2020fri07aug8:00 pm8:00 pmBeacons 100100 miles8:00 pm - 8:00 pm Crickhowell High School, New RoadRegion:Wales

2020sat08aug6:00 amNORTH DOWNS WAY 100100 miles6:00 am Farnham Leisure Centre, Dogflud Way, Farnham GU9 7UDRegion:South Central

2020sat08aug8:00 amBeacons 5050 miles8:00 am Crickhowell High School, New RoadRegion:Wales

2020sat12sep9:00 amCHILTERN WONDERLAND 5050 miles9:00 am Goring Village Hall, High Street, Goring-on-Thames, Oxfordshire, RG8 9AG.Region:South Central