India | Area code 91 | Common abbreviation IND | Last updated 30-11-2005 | |||
| Road class | Syntax | Administrative subordination | Sub classes | Zones | System | Remarks |
| Asian highway | A[0-9]<2> | Asia | See Asia | |||
| National highway | [0-9]<1-2>{[AB]} | national | 1-d | sequential | ||
| 2-d | ||||||
| 3-d | ||||||
| General description: Roads 1-9 are the main roads linking large cities. 2-digit numbers are clustered to some extent (e.g. 45-49 in the south). | ||||||
| Road signs: no information available | ||||||
| History: The highest number used ot be around 60. In recent years, some new numbers have been introduced. | ||||||
Sources and links: various maps and atlases
Official sites: | ||||||