Madagascar | Area code 261 | Common abbreviation RM | Last updated 27-5-2000 |
| Road class | Syntax explanation | Administrative subordination | Sub classes | Zones | System | Remarks |
| National road | N[0-9]<1-2>{[ab]|bis} | national | 1-d | | spider-web | |
| 2-d |
| General description: Most 1-d numbers either begin in the capital Antananarivo or branch off a road that begins there.
When a road consists of several isolated parts, the main part gets the unsuffixed number and the others get suffixes a and b.
The suffix bis is used for alternative (parallel) routes.
|
| Road signs: No information available |
| History: No information available |
| Sources: various maps and atlases |