SH 15 originates from junction with
SH 6 and
SH 14 at High Road Morh, near
Dainhat (in Bardhaman district) and passes through
Chandrapur,
Monteswar,
Kusumgram,
Memari,
Masagram,
Jamalpur,
Dasghara,
Tarakeswar,
Champadanga,
Masat,
Chanditala,
Dankuni,
Domjur,
Bargachia,
Munsirhat,
Amta,
Bagnan,
Khalor and Shyampur and terminates at
Gadiara (in Howrah district). Recently in January 2022, the road from Dharsa Morh to Naity Block Development Office(
BDO), commonly known as Naity Road has been renumbered as
State Highway 15A(SH-15A) since the road is connecting
Grand Trunk Road/
SH 6 with
SH 13 at Par Dankuni, with
National Highway 19(
NH-19) at Dankuni and further with SH 15 at Chanditala Bus Stand. The total length of SH 15 is
National Highway Authority of India or
NHAI has proposed to include section of SH 15 from
Champadanga via
Masat,
Chanditala to
Dankuni under a new National Highway from 2022/23. But Highway number is still not decided & will be notified later. The new highway will connect
Jhargram with
Dankuni via
Jhilimili,
Mukutmanipur,
Simlapal,
Taldangra,
Bishnupur,
Jaypur,
Kotulpur,
Arambag,
Champadanga &
Chanditala. The new proposed National Highway will merge
SH 2,
SH 5 & SH 15 into a single route covering distance of . Districts traversed by SH 15 are: Bardhaman district (from 0 to 87.66 km)Hooghly district (from 87.66 to 148.15 km)Howrah district (from 148.15 to 247.15 km) ==Road sections==