S#Name of HighwayNational Code No
1Mahendra HighwayH. 01
2Tribhuvan HighwayH. 02
3Araniko HighwayH. 03
4Prithvi HighwayH. 04
5Narayanghat – Mugling HighwayH. 05
6Dhulikhel – Sindhuli HighwayH. 06
7Mechi HighwayH. 07
8Koshi Highway H. 08
9Sagarmatha HighwayH. 09
10Siddhartha HighwayH. 1o
11Rapti HighwayH. 11
12Ratna HighwayH. 12
13Karnali HighwayH. 13
14Mahakali HighwayH. 14
15Seti HighwayH. 15