| 31 |
Junction with National Highway No. 2 near Barhi-Bhaktiarpur-Mokameh-Purnea-Dalkola-Siliguri-Sivok-Cooch-Behar-North Salmara-Nalbari-Charali Amingaon Junction with National Highway No. 37 |
Jharkhand |
44 |
1125 |
| Bihar |
393 |
| West Bengal |
366 |
| Assam |
322 |
| 31A |
Sivok-Gangtok |
West Bengal |
30 |
92 |
| Sikkim |
62 |
| 31B |
North Salmara- Junction with National Highway No.37 near Jogighopa |
Assam |
19 |
19 |
| 31C |
Near Galgalia-Baghdogra-Chalsa-Nagarkata-Goyerkata- Dalgaon-Hasimara-Rajabhat Khawa-Kochgoan-Sidili-Junction with National Highway No.31 near Bijni |
West Bengal |
142 |
235 |
| Assam |
93 |
| 36 |
Nowgong-Dimapur(Manipur Road) |
Assam |
167 |
170 |
| Nagaland |
3 |
| 37 |
Junction with National Highway No. 31B near Goalpara- Guwahati-Jorabat-Kamargaon-Makum-Saikhoaghat-Roing |
Assam |
680 |
740 |
| Arunanchal Pradesh |
60 |
| 37A |
Kuarital- Junction with National Highway No.52 near Tezpur |
Assam |
23 |
23 |
| 38 |
Mukum-Ledo-Lekhapani |
Assam |
54 |
54 |
| 39 |
Numaligarh-Imphal-Palel-Indo Burma Border |
Assam |
115 |
436 |
| Nagaland |
110 |
| Manipur |
211 |
| 40 |
Jorabat-Shillong-Indo Bangladesh Border near Dawki-Jowai |
Meghalaya |
216 |
216 |
| 44 |
Nongstoin and connecting Shillong-Passi Badarpur-Agartala- Sabroom |
Meghalaya |
277 |
723 |
| Assam |
111 |
| Tripura |
335 |
| 44A |
Aizawl -Manu |
Mizoram |
165 |
230 |
| Tripura |
65 |
| 51 |
Paikan-Tura-Dalu |
Assam |
22 |
149 |
| Meghalaya |
127 |
| 52 |
Baihata-Charali-Tezpur-Bander Dewa-North Lakhimpur- Pasighat-Tezu-Sitapani Junction with National Highway No.37 near Saikhoaghat |
Assam |
540 |
850 |
| Arunanchal Pradesh |
310 |
| 52A |
Bander Dewa-Itanagar-Gohpur |
Assam |
15 |
57 |
| Arunanchal Pradesh |
42 |
| 52B |
Kulajan-Dibrugarh-Kanuba-Khonsa-Changlang-Namchik-Mahadevpur |
Assam |
31 |
481 |
| Arunanchal Pradesh |
450 |
| 53 |
Junction with National Highway No. 44 near Badarpur- Jirighat-Silchar-Imphal |
Assam |
100 |
320 |
| Manipur |
220 |
| 54 |
Dabaka-Lumding-Silchar-Aizawl-Tuipang |
Assam |
335 |
850 |
| Mizoram |
515 |
| 54A |
Theriat-Lungiei |
Mizoram |
9 |
9 |
| 54B |
Venus Saddle-Saiha |
Mizoram |
27 |
27 |
| 61 |
Kohima - Wokha - Mukokchung-Jhanji |
Nagaland |
220 |
240 |
| Assam |
20 |
| 62 |
Damra-Baghmara-Dalu |
Assam |
5 |
195 |
| Meghalaya |
190 |
| 150 |
Aizawl-Churachandpur-Imphal-Ukhrul-Jessami-Kohima |
Mizoram |
141 |
700 |
| Manipur |
523 |
| Nagaland |
36 |
| 151 |
Karimganj - Bangladesh Border |
Assam |
14 |
14 |
| 152 |
Patacharkuchi-Bhutan border |
Assam |
40 |
40 |
| 153 |
Ledo - Lekhapani - Indo / Myanmar - Border |
Assam |
20 |
60 |
| Arunanchal Pradesh |
40 |
| 154 |
Dhaleshwar - Bhairabi - Kanpui |
Assam |
110 |
180 |
| Mizoram |
70 |
| 155 |
Junction of NH- 61 near Mokokchung and connecting Tuensang - Sampurre - Meluri and passing through the state of Manipur and terminating at its junction with NH150 near Jessami in the State Nagaland |
Nagaland |
125 |
130 |
| Manipur |
5 |
| 229 |
The highways starting from Tawang passing through Bomdila, Nechipu, Seppa, Sagalee, Ziro, Daporijo, Aalong and terminating at Pasighat in the State of Arunachal Pradesh |
Arunanchal Pradesh |
1090 |
1090 |
|
|
GRAND TOTAL |
9455* |