{{Short description|none}} This is a list of roads designated A3. Roads entries are sorted in the countries alphabetical order.
* A003 road (Argentina), a road connecting the junction with National Route 9 and Camino de Cintura to Tigre * ''A3 road (Australia)'' may refer to : ** A3 (Sydney), a road in Sydney connecting the Northern Beaches and Southern suburbs ** Tasman Highway, a road connecting Hobart and Launceston ** Burnett Highway, Queensland ** D'Aguilar Highway, Queensland ** Gympie Road, Brisbane, Queensland ** New England Highway, Queensland * A3 motorway (Austria), a road connecting Knoten Guntramsdorf and Ebreichsdorf * A3 motorway (Belgium), a road connecting Brussel and Liège * A3 motorway (Bulgaria), a road connecting Sofia (via A6) and the border crossing to Greece, at the village of Kulata * A3 highway (Botswana), connecting Francistown and Maun * A3 motorway (Croatia), a road connecting the border crossings with Slovenia and Serbia and passing through Zagreb * A3 motorway (Cuba), a road connecting Havana and Melena del Sur * A3 motorway (Cyprus), a road connecting Larnaca and Ayia Napa * A3 motorway (France), a road connecting Montreuil-sous-Bois, Rosny-sous-Bois and Bondy * A3 motorway (Germany), a road connecting Wesel and Passau * A3 motorway (Greece), a road connecting Lamia and Grevena * A3 motorway (Italy), a road connecting Naples and the Reggio Calabria * A3 road (Jamaica), a road connecting Kingston and Saint Ann's Bay * A3 highway (Kazakhstan), a road connecting Almaty to Oskemen * A3 road (Kenya), a road connecting to Liboi at the Somali border * A3 road (Latvia), a road connecting Inčukalns and the Estonian border in Valka * A3 highway (Lesotho), a road connecting Mantsonyane and Thaba-Tseka * A3 highway (Lithuania), a road connecting Vilnius and Minskas * A3 motorway (Luxembourg), a road connecting Luxembourg City to Dudelange * A3 motorway (Morocco), a road connecting Casablanca and Rabat * A3 highway (Nigeria), a road connecting Port Harcourt to the Republic of Cameroon at north-east Nigeria * ''A3 road (People's Republic of China)'' may refer to : ** A3 expressway (Shanghai), the former name of the S3 expressway, a planned expressway in Shanghai * A3 autostrada (Poland), a formerly planned motorway in western Poland * A3 motorway (Portugal), a road connecting Porto and Braga * A3 motorway (Romania), a road planned to connect when fully constructed Bucharest to the western border near Oradea * A3 motorway (Serbia), a road connecting Belgrade and Croatian border * A3 motorway (Slovenia), a road connecting Gabrk and Fernetiči at the Italian border * ''A3 road (Spain)'' may refer to : ** A-3 motorway (Spain), a road connecting Madrid and Valencia ** A3 motorway (Extremadura), a road connecting Zafra and Jerez de los Caballeros * A3 motorway (Switzerland), a road connecting Basel and Sargans * A 3 road (Sri Lanka), a road connecting Peliyagoda and Puttalam * A3 motorway (Tunisia), a road connecting Tunis and Oued Zarga * ''A3 road (United Kingdom)'' may refer to : ** A3 road (Great Britain), a road connecting London and Portsmouth ** A3 road (Isle of Man), a road connecting Castletown and Ramsey ** A3 road (Northern Ireland), a road connecting Lisburn and Middletown * ''A3 road (United States of America)'' may refer to : ** Interstate A-3, a road connecting Anchorage and Soldotna ** County Route A3, a road connecting Standish and Buntingville * A3 road (Zimbabwe), a road connecting Manicatown and Harare via Chitungwiza
==See also== * List of highways numbered 3
{{A roads}}
{{Authority control}}
{{Road index|A003}}