- Sustrans - huge resource.
- Sustrans Good Cycling Code - how to cycle safely, without causing a nuisance to others (downloadable PDF file).
- Bikes on Trains - usually accurate and up-to-date.
- West Yorkshire
- Routes
- Aire Valley Towpath - a guide to cycling on the Leeds-Liverpool Canal; currently runs from Leeds to Bingley, but is due to be extended to Steeton.
- Great Northern Trail - Sustrans guide to a circuit based on Cullingworth.
- Spen Valley Greenway - Sustrans guide to an 8 mile route using a disused railway path south-east of Bradford.
- Trans Pennine Trail - links Leeds and Chesterfield, and will eventually link the North and Irish Seas.
- Pennine Cycle Way - England's longest 'challenge' cycle route; runs from Derby to Berwick-upon-Tweed, through the National Parks of the Peak District, Yorkshire Dales and Northumberland.
- Yorkshire Dales National Park Authority - a brief profile of The Yorkshire Dales Cycleway, which can be accessed from Ilkley.
- Backbone - a collection of graded cycle routes around Calderdale.
- Cycling in Calderdale - information and PDF maps of the Calder Valley and Hebble Trail Cycleways.
- Online Cycling Map of Leeds
- Cycling - an assessment of cycle routes in the area of Wakefield Metropolitan District Council on criteria of quality and safety.
- Organisations
- Open Directory Project