The road measures 12.42 miles long and would take a car obeying speed limits 19 minutes to travel its length.
The B440 is a B Road and is located in the Zone 4 Highways Region.
This is a true long-distance route, journeying through numerous towns like LEIGHTON BUZZARD, Great Billington, Pitstone, Northall, Edlesborough, Dagnall, Little Gaddesden, Great Gaddesden, Water End, and Piccotts End.
The road passes through several counties, including Bedfordshire, Buckinghamshire, and Hertfordshire.