List of A21 roads
Introduction This is a list of roads designated '''A21'''. Roads are sorted in the countries' alphabetical order. * City Ring Route in Adelaide, South Australia* A21 (Toowoomba, Queensland)* A21 motorway (Austria), a road connecting Altlengbach and the A1 to Vösendorf and the A2 * A21 road (England), a road connecting London with Hastings on the south coast* A21 motorway (France), a road connecting Aix-Noulette and Douai* A 21 motorway (Germany), a road connecting the road interchange with the A 1 at Bargteheide with Wankendorf* A21 motorway (Italy), a road connecting Turin and Brescia* A-21 motorway (Spain), a road connecting  Jaca, Aragon and Pamplona, Navarre* A 21 road (Sri Lanka), a road connecting Kegalle and Karawanella* ''A21 road (United States of America)'' may refer to:** A21 road (California), a road
See also * List of highways numbered 21* List of 21A roads