Back राष्ट्रीय राजमार्ग ७७ (भारत) Hindi 국도 제77호선 (인도) Korean राष्ट्रीय महामार्ग ७७ Marathi தேசிய நெடுஞ்சாலை 77 (இந்தியா) Tamil
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 Map of the National Highway in red | ||||
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| Route information | ||||
Part of  AH20 | ||||
| Length | 177 km (110 mi) | |||
| Major junctions | ||||
| West end | Krishnagiri | |||
| East end | Tindivanam | |||
| Location | ||||
| Country | India | |||
| States | Tamil Nadu | |||
| Primary destinations | Uthangarai -Tiruvannamalai - Gingee | |||
| Highway system | ||||
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National Highway 77 (NH 77) is a National Highway in India.[1] This is the main National Highway to connect Pondicherry with Krishnagiri. It starts from Tindivanam in Villupuram district then runs westward till Uthangarai via Thiruvannamalai and then joins NH 48 at Krishnagiri. NH-77 runs entirely in the state of Tamil Nadu.[2]
- ^ "New Numbering of National Highways notification - Government of India" (PDF). The Gazette of India. Retrieved 13 April 2019.
- ^ "State-wise length of National Highways (NH) in India". Ministry of Road Transport and Highways India. Retrieved 13 April 2019.