🛣️Secondary Highway

National Highway 381 (NH 381)

NH544 in Avinashi to Avinashipalaiym — 31.8 km

NH 381 is a secondary/branch national highway connecting NH544 in Avinashi to Avinashipalaiym, spanning 31.8 km through Tamil Nadu. It branches from NH 81.

31.8

Kilometres

State

Major Cities

NH 81

Parent Highway

NH 381 Route Map

NH544 in Avinashi, Tirupur, NH81 near Avinashipalaiym

States & Union Territories

NH 381 passes through the following 1 state:

Tamil Nadu

Major Cities & Towns Along NH 381

The highway passes through 3 major cities and towns:

●in Avinashi→●Tirupur→●Avinashipalaiym

View on Google Maps

NH 381 Start and End Point

Start Point (Origin)

NH544 in Avinashi

Junction point from route description

End Point (Terminus)

Avinashipalaiym

Junction point from route description

Highway Classification

Highway NumberNH 381

TypeSecondary/Branch Highway

Parent HighwayNH 81

Total Length31.8 km

Numbering SystemPost-2010 (New)

Managed ByNHAI / MoRTH

Speed Limit on NH 381

Cars, Jeeps & Light Motor Vehicles100 km/h

Buses & Goods Carriers (medium)80 km/h

Heavy Motor Vehicles (trucks, lorries)60 km/h

Motorcycles & Two-Wheelers80 km/h

Speed limits are prescribed under the Motor Vehicles Act and Central Motor Vehicles Rules for national highways. State governments may impose lower limits on specific stretches.

Safety Tips for Driving on NH 381

⚠️Always follow the speed limit — 100 km/h for cars and 80 km/h for heavy vehicles on national highways.
⚠️Wear seatbelts and ensure all passengers are buckled up.
⚠️Do not overtake on curves, bridges, or narrow sections.
⚠️Keep a safe following distance, especially during monsoon season.
⚠️Use headlights even during daytime on highways.
⚠️Take breaks every 2 hours during long drives to avoid fatigue.
⚠️In case of an emergency, call 112 (Unified Emergency Number) or 1033 (National Highway Helpline).

Frequently Asked Questions

Which states does National Highway 381 pass through?

National Highway 381 passes through Tamil Nadu.

What are the major cities on National Highway 381?

The major cities and towns along National Highway 381 include in Avinashi, Tirupur, Avinashipalaiym.

What is the total length of National Highway 381?

The total length of National Highway 381 is 31.8 km.

Is National Highway 381 a primary or secondary national highway?

National Highway 381 is a secondary/branch national highway that branches from NH 81.

What is the speed limit on National Highway 381?

The speed limit on National Highway 381 is 100 km/h for cars and light motor vehicles, 80 km/h for buses and medium goods vehicles, and 60 km/h for heavy motor vehicles (trucks and lorries). These limits are set under the Central Motor Vehicles Rules for national highways. State governments may impose lower limits on specific sections.

What is the route of National Highway 381? (Route Map)

National Highway 381 follows this route: NH544 in Avinashi, Tirupur, NH81 near Avinashipalaiym.

Planning a Road Trip on NH 381?

Check out our road safety guides and highway speed limits.

Road Safety Rules Highway Speed Limits Road Trip Checklist