| NH
|
Route inside Bihar
|
Complete Route
|
Length in State (km)
|
Total Length
|
| 2
|
Uttar Pradesh border – Mohania – Kudra – Sasaram – Dehri – Aurangabad – Madanpur – Dobhi – Barachati – Jharkhand border
|
Delhi – Mathura – Agra – Kanpur – Allahabad – Varanasi – Mohania – Barhi – Palsit – Baidyabati – Calcutta
|
Delhi (12), Haryana (74), Uttar Pradesh (752), Bihar (202), Jharkhand (190), West Bengal (235)
|
1465
|
| 19
|
Uttar Pradesh border – Manjhi – Chhapra – Sonpur – Hajipur – Patna
|
Ghazipur – Balia – Manjhi – Chhapra – Sonpur – Hajipur – Patna
|
Bihar (120), Uttar Pradesh (120)
|
240
|
| 28
|
Junction with NH 31 – Barauni – Bachwara – Tajpur – Muzaffarpur – Mehsi – Chakia – Gopalganj – Uttar Pradesh border
|
Junction with NH 31 – Barauni – Muzaffarpur – Pipra – Kothi – Gorakhpur – Lucknow
|
Bihar (259), Uttar Pradesh (311)
|
570
|
| 28A
|
Junction with NH 28 – Pipra – Kothi – Sagauli – Raxaul – Indo-Nepal Border
|
Junction with NH 28 – Pipra – Kothi – Sagauli – Raxauli – Indo-Nepal border
|
Bihar (68)
|
68
|
| 28B
|
Chapra – Bettiah – Lauriya – Bagaha – Chhitauni – Uttar Pradesh Border
|
Chapra – Bettiah – Lauriya – Bagaha – Chhitauni – Uttar Pradesh border
|
Bihar (121)
|
121
|
| 30
|
Junction with 2 – Mohania – Kochas – Dinara – Bikramganj – Arrah – Danapur – Patna – Fatuha – Bakhtiarpur
|
Junction with NH 2 – Mohania – Arrah – Patna – Bakhtiarpur
|
Bihar (230)
|
230
|
| 30A
|
Fatuha – Chandi – Harnaut – Barh
|
Fatuha – Chandi – Harnaut – Barh
|
Bihar (65)
|
65
|
| 31
|
Jharkhand border – Rajauli – Nawada – Bihar Sharif – Bakhtiarpur – Barh – Mokameh – Barauni – Begusarai – Balia – Khagaria – Bihpur – Kursela – Purnia – Baisi – West Bengal – Kishanganj – West Bengal border
|
Junction with NH 2 – Barhi – Bakhtiarpur – Mokameh – Purnea – Dalkola – Siliguri – Sevok – Cooch Behar – North Salmara – Nalbari – Charali – Amingaon Junction with NH 37
|
Bihar (393), West Bengal (366), Assam (322), Jharkhand (44)
|
1125
|
| 57
|
Muzaffarpur – Darbhanga – Jhanjharpur – Narahia – Narpatganj – Forbesganj – Araria – Purnia
|
Muzaffarpur – Darbhanga – Jhanjharpur – Narahia – Narpatganj – Forbesganj – Araria – Purnia
|
Bihar (310)
|
310
|
| 57A
|
Junction with 57 – Forbesganj – Jogbani
|
Junction with NH 57 – Forbesganj – Jogbani
|
Bihar (15)
|
15
|
| 77
|
Hajipur – Muzaffarpur – Sitamarhi – Sonbarsa
|
Hajipur – Muzaffarpur – Sitamarhi – Sonbarsa
|
Bihar (142)
|
142
|
| 80
|
Mokamah – Luckeesarai – Munger – Bhagalpur – Kahalgaon – Jharkhand border
|
Mokamah – Luckeesarai – Munger – Bhagalpur – Kahalgaon – Rajmahal – Farrakka
|
Bihar (200), Jharkhand (100), West Bengal (10)
|
310
|
| 81
|
Kora – Katihar – Malda – West Bengal border
|
Kora – Katihar – Malda – West Bengal Border
|
Bihar (45), West Bengal (55)
|
100
|
| 82
|
Gaya – Hisua — Rajgir – Bar Bigha – Bihar Sharif – Mokameh
|
Gaya – Hisua — Rajgir – Bar Bigha- Bihar Sharif – Mokameh
|
Bihar (130)
|
130
|
| 83
|
Patna – Jehanabad – Bela – Gaya – Bodhgaya – Dobhi
|
Patna – Jehanabad – Bela – Gaya – Bodhgaya – Dobhi
|
Bihar (130)
|
130
|
| 84
|
Arrah – Buxar
|
Arrah – Buxar
|
Bihar (60)
|
60
|
| 85
|
Chhapra – Ekma – Siwan – Gopalganj
|
Chhapra – Ekma – Siwan – Gopalganj
|
Bihar (95)
|
95
|
| 98
|
Patna – Arwal – Daudnagar – Aurangabad – Rajhara – Amba – Jharkhand border
|
Patna – Arwal – Daudnagar – Aurangabad – Rajhara – Amba – Jharkhand border
|
Bihar (156), Jharkhand (51)
|
207
|
| 101
|
Chhapra – Baniapur – Mohammadpur
|
Chhapra – Baniapur – Mohamadpur
|
Bihar (60)
|
60
|
| 102
|
Chhapra – Rewaghat – Muzaffarpur
|
Chhapra – Rewaghat – Muzaffarpur
|
Bihar (80)
|
80
|
| 103
|
Hajipur – Hazrat Jandaha – Mushrigharari
|
Hajipur – Hazrat Jandaha – Mushrigharari
|
Bihar (55)
|
55
|
| 104
|
Chakia – Madhubani – Jainagar – Shivhar – Sitamarhi – Sursand – Jainagar – Narahia
|
Chakia – Madhubani – Jainagar – Shivhar – Sitamarhi – Sursand – Jainagar – Narahia
|
Bihar (160)
|
160
|
| 105
|
Darbhanga – Aunsi – Jainagar
|
Darbhanga – Aunsi – Jainagar
|
Bihar (66)
|
66
|
| 106
|
Birpur – Pipra – Madhepura – Kishanganj – Bihpur
|
Birpur – Pipra – Madhepura – Kishanganj – Bihpur
|
Bihar (130)
|
130
|
| 107
|
Maheshkhunt – Sonbarsa Raj – Simri-Bakhtiarpur – Bariahi – Saharsa –Madhepura – Banmankhi – Purnia
|
Maheshkhunt – Sonbarsa Raj – Simri Bakhtiarur – Bariahi – Saharsa – Madhepura – Banmankhi – Purnia
|
Bihar (145)
|
145
|
| 110
|
Junction with NH 98 – Arwal – Jehanabad – Bandhuganj – Kako – Ekangarsarai – Bihar Sharif – Junction with
|
Junction with NH 98 – Arwal – Jehanabad – Bandhuganj – Kako – Ekangarsarai – Biharsharif – Junction with NH 31
|
Bihar (89)
|
89
|
