Claim: Durllabhganj in the state of West Bengal has three official languages, including Santali, the most widely spoken of the Munda subfamily of Austroasiatic languages.
Evidence: West Bengal Bengali, Santali, English Santali (Ol Chiki: ᱥᱟᱱᱛᱟᱲᱤ), also known as Santhali, is the most widely spoken language of the Munda subfamily of the Austroasiatic languages, related to Ho and Mundari, spoken mainly in the Indian states of Assam, Bihar, Jharkhand, Mizoram, Odisha, Tripura and West Bengal.