The road measures 6.16 miles long and would take a car obeying speed limits 8 minutes to travel its length.
The A755 is a A Road and is located in the Zone 7 Highways Region.
The road passes through several towns, including Gatehouse Of Fleet, Borgue, Twynholm, and KIRKCUDBRIGHT.
The road is located entirely within The Stewartry of Kirkcudbright.