Apologies if you've already seen this but found a link for a free road atlas, you only pay the 3.99 p&p. got mine in this morning.
shop.thepieguide.com/index.php?main_page=product_info&products_id=2&zenid=2b06443e66aeed59fb44d2ecc5 0b5c14
From the website...
Local parking: it includes nationwide parking regulations and concessions
Where to stay: a comprehensive directory of accessible accommodation and disabled-friendly caravan sites plotted out on the map
Holiday planning: accessible beaches and boating are mapped out
Journey planning: petrol stations with ServiceCall
Accessible toilets
Getting around: street mapping of 65 major UK cities
All Blue Badge car parking
Local facilities: includes Shopmobility locations and tourist information
All car parking facilities have been categorised by accessibility as well as cost for ease of reference.