Calendar of Events - National Leagues
November 2023
| Date | Name | Format | Club | |
| 05/11/23 | SLOW MBO - Preston Candover (SHIELD EVENT) | MBO Score | SLOW MBO | Details |
| 12/11/23 | Matlock Farm - Derbyshire | MBO Score | Midlands MBO | Details |
| 26/11/23 | 1 - Newchurch near Chepstow | MBO Score | BM MBO | Details |
| 26/11/23 | Sheffield Stealer | MBO Score | BM MBO | Details |
December 2023
| Date | Name | Format | Club | |
| 10/12/23 | Newtown Linford revisited - Leicestershire CANCELLED | MBO Score | Midlands MBO | Details |
January 2024
| Date | Name | Format | Club | |
| 07/01/24 | 2 - Llandogo near Monmouth | MBO Score | BM MBO | Details |
February 2024
| Date | Name | Format | Club | |
| 04/02/24 | 3 - Rockfield near Monmouth (Shield Event) | MBO Score | BM MBO | Details |
March 2024
| Date | Name | Format | Club | |
| 03/03/24 | 4 - Wittington near Cheltenham | MBO Score | BM MBO | Details |
| 09/03/24 | Lorton Cumbria - use SiEntries | MBO Score | Lakes MBO (LMBO) | Details |
| 17/03/24 | SLOW MBO - Thursley (Shield Event) | MBO Score | SLOW MBO | Details |
| 23/03/24 | Whitelee windfarm MTBO | MBO Score | St. Andrew’s Orienteering Club (Glasgow) | Details |
April 2024
| Date | Name | Format | Club | |
| 06/04/24 | North Rigton | MBO Score | NYMBO | Details |
| 07/04/24 | Breakheart Quarry (Shield Event)(Bristol OK Race 1 of 3) | MBO Score | Bristol OK | Details |
| 14/04/24 | 5 - Abergavenny | MBO Score | BM MBO | Details |
| 21/04/24 | CATS in the Shire (SHIELD Event) | MBO Score | CATS Mountain Bike Club | Details |
| 28/04/24 | Hawkshead, Cumbria | MBO Score | Lakes MBO (LMBO) | Details |
| 28/04/24 | SLOW MBO - Petersfield | MBO Score | SLOW MBO | Details |
May 2024
| Date | Name | Format | Club | |
| 05/05/24 | Glooston Gander - Leicestershire | MBO Score | Midlands MBO | Details |
| 11/05/24 | Sutton Bank | MBO Score | NYMBO | Details |
| 12/05/24 | 6 - Machen near Newport | MBO Score | BM MBO | Details |
| 19/05/24 | SLOW MBO - Ditchling | MBO Score | SLOW MBO | Details |
| 26/05/24 | Mendips (Bristol OK Race 2 of 3) | MBO Score | Bristol OK | Details |
June 2024
| Date | Name | Format | Club | |
| 01/06/24 | Kildale - Shield Event | MBO Score | NYMBO | Details |
| 02/06/24 | Quenington Quibbler | MBO Score | Midlands MBO | Details |
| 09/06/24 | 7 - Llangasty near Brecon | MBO Score | BM MBO | Details |
| 16/06/24 | Shap | MBO Score | Lakes MBO (LMBO) | Details |
| 22/06/24 | BMBO NATIONAL CHAMPIONSHIP DAY 1 | MBO Score | Midlands MBO | Details |
| 23/06/24 | BMBO NATIONAL CHAMPIONSHIP DAY 2 | MBO Score | Midlands MBO | Details |
| 30/06/24 | Lower Quinton Quest - Stratford Upon Avon | MBO Score | Midlands MBO | Details |
July 2024
| Date | Name | Format | Club | |
| 06/07/24 | Nidderdale | MBO Score | NYMBO | Details |
| 07/07/24 | 8 - Talgarth near Hay-on-Wye - (Shield Event) | MBO Score | BM MBO | Details |
| 13/07/24 | Dunnerdale, Cumbria | MBO Score | Lakes MBO (LMBO) | Details |
| 14/07/24 | Macclesfield – Three Shires | MBO Score | Midlands MBO | Details |
| 21/07/24 | SLOW MBO – Mickleham (Shield Event) | MBO Score | SLOW MBO | Details |
August 2024
| Date | Name | Format | Club | |
| 18/08/24 | Barbon, Cumbria (SHIELD Event) | MBO Score | Lakes MBO (LMBO) | Details |
| 26/08/24 | Howardian Hills - Shield Event | MBO Score | NYMBO | Details |
September 2024
| Date | Name | Format | Club | |
| 01/09/24 | 9 - St Arvans near Chepstow | MBO Score | BM MBO | Details |
| 08/09/24 | North Wessex Downs - Wiltshire (Shield Event)(Bristol OK Race 3 of 3) | MBO Score | Bristol OK | Details |
| 14/09/24 | Askrigg Day 1 - Yorkshire Dales | MBO Score | NYMBO | Details |
| 15/09/24 | Askrigg Day 2 - Yorkshire Dales | MBO Score | NYMBO | Details |
| 28/09/24 | Selside Area, Kendal (SHIELD Event) | MBO Score | Lakes MBO (LMBO) | Details |
October 2024
| Date | Name | Format | Club | |
| 06/10/24 | SLOW MBO - Beenham, West Berkshire | MBO Score | SLOW MBO | Details |
| 12/10/24 | Cracoe - Yorkshire Dales | MBO Score | NYMBO | Details |
| 13/10/24 | Sheffield Stealer no.2 | MBO Score | Midlands MBO | Details |
| 13/10/24 | 10 - Whitchurch near Ross on Wye | MBO Score | BM MBO | Details |
| 20/10/24 | Staveley, Cumbria | MBO Score | Lakes MBO (LMBO) | Details |
November 2024
| Date | Name | Format | Club | |
| 10/11/24 | LEICESTERSHIRE Newtown Linford (SHIELD EVENT) | MBO Score | Midlands MBO | Details |
| 17/11/24 | SLOW MBO - Holmbury St Mary (2024 Prizes) | MBO Score | SLOW MBO | Details |
December 2024
| Date | Name | Format | Club | |
| 08/12/24 | BM MBO - Newchurch 25 (New Date) | MBO Score | BM MBO | Details |
February 2025
| Date | Name | Format | Club | |
| 09/02/25 | SLOW MBO - Elstead - Surrey | MBO Score | SLOW MBO | Details |
| 16/02/25 | Cranham near Gloucester | MBO Score | BM MBO | Details |
March 2025
| Date | Name | Format | Club | |
| 08/03/25 | Lakes MBO - Event 1 - Witherslack - SHIELD EVENT | MBO Score | Lakes MBO (LMBO) | Details |
| 16/03/25 | Boughrood near Hay on Wye (Shield Event) | MBO Score | BM MBO | Details |
| 29/03/25 | Askwith, Wharfedale | MBO Score | NYMBO | Details |
| 30/03/25 | Bristol OK Event 1 - South Cotswolds - Hawkesbury Upton (Shield Event) | MBO Score | Bristol OK | Details |
April 2025
| Date | Name | Format | Club | |
| 06/04/25 | Cleehill Clatter - Ludlow Shropshire | MBO Score | Midlands MBO | Details |
| 12/04/25 | Llanfihangel near Abergavenny | MBO Score | BM MBO | Details |
| 13/04/25 | Lakes MBO - Event 2 - Hawkshead - New date. | MBO Score | Lakes MBO (LMBO) | Details |
| 20/04/25 | Rockingham Rocker POSTPONED date coming soon | MBO Score | Midlands MBO | Details |
| 26/04/25 | Fadmoor, North Yorkshire Moors | MBO Score | NYMBO | Details |
| 27/04/25 | Lakes MBO - Event 3 - Lorton | MBO Score | Lakes MBO (LMBO) | Details |
| 27/04/25 | SLOW MBO - Liphook (Shield Event) | MBO Score | SLOW MBO | Details |
May 2025
| Date | Name | Format | Club | |
| 10/05/25 | Newland - WYE VALLEY Day 1 | MBO Score | BM MBO | Details |
| 11/05/25 | Newland - WYE VALLEY Day 2 | MBO Score | BM MBO | Details |
| 17/05/25 | Lakes MBO - Event 4 - Cumbrian Northern Fells | MBO Score | Lakes MBO (LMBO) | Details |
| 18/05/25 | Scalford Scamper (shield event)- Melton Mowbray, Leicestershire | MBO Score | Midlands MBO | Details |
| 24/05/25 | Bishop Wilton, Yorkshire Wolds SHIELD EVENT | MBO Score | NYMBO | Details |
June 2025
| Date | Name | Format | Club | |
| 01/06/25 | The Windrush Wanderer | MBO Score | Midlands MBO | Details |
| 08/06/25 | Llangors near Brecon | MBO Score | BM MBO | Details |
| 15/06/25 | Lakes MBO - Event 5 - Dentdale, Sedbergh - SHIELD EVENT | MBO Score | Lakes MBO (LMBO) | Details |
| 21/06/25 | Paradise Farm, North Yorkshire Moors | MBO Score | NYMBO | Details |
July 2025
| Date | Name | Format | Club | |
| 06/07/25 | Bristol OK - Event 2 - Marlborough Downs | MBO Score | Bristol OK | Details |
| 13/07/25 | Machen near Caerphilly | MBO Score | BM MBO | Details |
| 19/07/25 | British Championships Day 1, Kirkby Malzeard | MBO Score | NYMBO | Details |
| 20/07/25 | British Championships Day 2, Kirkby Malzeard | MBO Score | NYMBO | Details |
| 27/07/25 | SLOW MBO - Mickleham - Surrey (Shield Event) | MBO Score | SLOW MBO | Details |
August 2025
| Date | Name | Format | Club | |
| 25/08/25 | White Rose - Dalby Forest | MBO Score | NYMBO | Details |
| 31/08/25 | SLOW MBO - Surrey | MBO Score | SLOW MBO | Details |
September 2025
| Date | Name | Format | Club | |
| 06/09/25 | Lakes MBO - Event 6 - Keswick | MBO Score | Lakes MBO (LMBO) | Details |
| 07/09/25 | Ilmington 'I' opener - Warwickshire | MBO Score | Midlands MBO | Details |
| 14/09/25 | Caerwent near Chepstow | MBO Score | BM MBO | Details |
| 20/09/25 | NYMBO/OMM BIKE NORTH, Swaledale North | MBO Score | NYMBO | Details |
| 21/09/25 | NYMBO/OMM BIKE NORTH, Swaledale West | MBO Score | NYMBO | Details |
October 2025
| Date | Name | Format | Club | |
| 04/10/25 | Cracoe, Yorkshire Dales | MBO Score | NYMBO | Details |
| 05/10/25 | SLOW MBO - South Downs | MBO Score | SLOW MBO | Details |
| 12/10/25 | Llanwonno near Pontypridd (Shield Event) | MBO Score | BM MBO | Details |
| 12/10/25 | Lakes MBO - Event 7 - Staveley | MBO Score | Lakes MBO (LMBO) | Details |
| 19/10/25 | Eastern Peaks - Chesterfield @ Cotic Bikes (SHIELD EVENT) | MBO Score | Midlands MBO | Details |
| 26/10/25 | Bristol OK - Event 3 - South of Bristol/Mendips | MBO Score | Bristol OK | Details |
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