National Highways in Puducherry
5 national highways pass through Puducherry, 1 of them primary routes. Each entry below links to that highway's full route, start and end points, and the states it crosses.
5
Highways
1
Primary NHs
1,113
Total route km
NH 32Primary
Chennai → Thoothukudi
NH 132
Puducherry → Kanchipuram
NH 332
Puducherry → Viluppuram
NH 332A
Puducherry → Chennai
NH 732
Karaikal → Thayippakulam
Frequently asked questions
How many national highways pass through Puducherry?
5 national highways run through Puducherry, of which 1 are primary (single- or double-digit) national highways and the rest are branch or spur routes.
Which is the longest national highway in Puducherry?
Among the highways passing through Puducherry, NH 32 is the longest at 657.0 km, running from Chennai to Thoothukudi. Note that this is the highway's full length across all states it passes through, not only the portion inside Puducherry.
What is the speed limit on national highways in Puducherry?
On national highways the default limit notified by the Ministry of Road Transport & Highways is 100 km/h for cars on four-lane and wider divided carriageways, 80 km/h on undivided highways, and 80 km/h for light goods vehicles. State authorities and NHAI can notify lower limits on specific stretches, and the signposted limit always overrides the default.