Route
NH 116B runs 89 km from New Digha, West Bengal to Mahishadal, West Bengal.
Crosses West Bengal.
Through New Digha, Digha, Contai and Mahishadal.
Why it matters
NH 116B is a branch of NH 116. In the national highway numbering used since 2010, a letter after the number marks a spur or link off the main route — this one runs New Digha to Mahishadal, and it meets NH 116 along the way.