The road measures 17.63 miles long and would take a car obeying speed limits 24 minutes to travel its length.
The B6403 is a B Road and is located in the Zone 6 Highways Region.
This is a true long-distance route, journeying through numerous towns like Colsterworth, Easton, Great Ponton, Woodnook, Cold Harbour, Harrowby, Londonthorpe, Ancaster, and Cranwell.
The road connects Lincolnshire and Lincolnshire.