Mauritania | Area code 222 | Common abbreviation RIM | Last updated 21-5-2001 | |||
| Road class | Syntax explanation | Administrative subordination | Sub classes | Zones | System | Remarks |
| National Road | N[1-7] | national | spider-web | |||
| Regional Road | R[0-9]<1-2> | national | sequential | Highest 11 | ||
| General description: The N1, N2 and N3 are main roads from the capital Nouakchott. Other N numbers increase to the east.
The R1 is in the northeast. Other R numbers (2-11) increase to the east from Nouakchott. | ||||||
| Road signs: No information available | ||||||
| History: No information available | ||||||
| Sources: various maps | ||||||