Grid reference finder
Finds the post code of the starting point of the walk for use in your car satnav.See the Parking page in this blog
and
www.gridreferencefinder.com
OS Locate
An app for your smart phone from Ordnance Survey. It gives the OS grid reference of where you are. Useful in an emergency for giving to the emergency services.See the Emergencies page in this blog
and
www.ordnancesurvey.co.uk/shop/os-locate