Niger | Area code 227 | Common abbreviation | Last updated 27-5-2000 |
| Road class | Syntax explanation | Administrative subordination | Sub classes | Zones | System | Remarks |
| National roads | RN[0-9]<1-2>{[AB]} | national | | | sequential | Highest N30 |
| General description: The RN1 is the main east-west road from Mali via Niamey to Nguigmi. Other 1-d numbers are south of the N1 near Niamey. Most of the numbers 11-30 are further to the east. |
| Road signs: No information available |
| History: No information available |
| Sources: various maps and atlases |