List of A20 roads
# List of A20 roads

This is a list of roads designated A20. Roads entries are sorted in the countries alphabetical order.

* A20 road (Australia) may refer to:
   * Sturt Highway, a road in South Australia & New South Wales
   * Gawler Bypass, a road in South Australia
   * Main North Road, Adelaide, a road in South Australia
* A20 road (Canada) may refer to :
   * A20 expressway (Quebec), a road connecting Montreal and Quebec City
* A20 motorway (France), a road connecting Vierzon, Cher and Montauban, Tarn-et-Garonne
* A 20 motorway (Germany), a road connecting Schleswig-Holstein, Mecklenburg-Vorpommern and Brandenburg
* A20 motorway (Italy), a road connecting Messina and Palermo
* A20 motorway (Netherlands), a road connecting the N213 road and the A12 motorway
* A20 road (People's Republic of China) may refer to :
   * A20 expressway (Shanghai), the former name of the S20 expressway, a ring expressway around Shanghai often known as the Outer Ring Road
* A 20 road (Sri Lanka), a road connecting Anuradhapura and Rambewa
* A20 road (United Kingdom) may refer to :
   * A20 road (England), a road connecting London and Dover, Kent
   * A20 road (Isle of Man), a road connecting Peel and the A3
   * A20 road (Northern Ireland), a road connecting Belfast and Portaferry, County Down
* A20 road (United States of America) may refer to :
   * A20 road (California), a road connecting SR 89 and CR A19
