A road
A roads may be
- motorways or freeways, usually where the local word for motorway begins with A.
- main roads or highways, in a system where roads are graded A, B and sometimes lower categories
- roads in a particular area or zone designated A
List of A roads
| Country | Area | Type of road | See |
| Australia | Main roads | Highways in Australia | |
| Austria | Motorways | Autobahns of Austria | |
| Belgium | Motorways | List of motorways in Belgium | |
| Bulgaria | Motorways | Motorways in Bulgaria | |
| Canada | Quebec | Freeways | Autoroutes of Quebec |
| Croatia | Motorways | Motorways in Croatia | |
| Cyprus | Motorways | Motorways and roads in Cyprus | |
| France | Motorways | Autoroutes of France | |
| Germany | Motorways | German Autobahnen | |
| Greece | Motorways | Motorways in Greece | |
| Isle of Man | Main roads | A roads on the Isle of Man | |
| Italy | Motorways | Autostrade of Italy | |
| Jamaica | Main roads | Roads in Jamaica | |
| Jersey | Main roads | Roads in Jersey | |
| Kenya | Main roads | Roads in Kenya | |
| Latvia | Main roads | A roads in Latvia | |
| Lesotho | Main roads | A3 highway | |
| Lithuania | Main roads | A roads in Lithuania | |
| Malaysia | Perak | State roads | Malaysian State Roads system |
| Morocco | Motorways | Moroccan expressways | |
| Netherlands | Motorways | List of motorways in the Netherlands | |
| Poland | Motorways | Motorways in Poland | |
| Portugal | Motorways | Auto-estrada | |
| Romania | Motorways | Motorways in Romania | |
| Slovenia | Motorways | Motorways in Slovenia | |
| Spain | Motorways | List of autopistas and autovias in Spain | |
| Sri Lanka | Main roads | A roads in Sri Lanka | |
| Switzerland | Motorways | Autobahns of Switzerland | |
| Tunisia | Motorways | Motorways in Tunisia | |
| United Kingdom | Great Britain | Main roads | A roads in Great Britain |
| United Kingdom | Northern Ireland | Main roads | List of A roads in Northern Ireland |
| United States | Alaska | Interstate highways | Interstate Highways in Alaska |
| United States | Northeast California | County routes | California County Routes in zone A |
| United States | Georgia and North Carolina | Mixed | Corridor A |
| United States | Michigan between I-96 and US 127 | County highways | List of County-Designated Highways in Michigan |