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Which Indian states use Telugu, Tamil, Malayalam, and Kannada as official languages?

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Thematic map of South Asia showing the distribution of Dravidian languages, with different regions shaded or marked to indicate where specific Dravidian languages and subgroups are spoken. Most languages are concentrated in southern and central India, with some northern outliers in Pakistan, Afghanistan, and eastern India. A key identifies the languages by number and subgroup, and striped areas indicate regions where several subgroups overlap. — Dravidian languages Distribution of Dravidian languages.

The four major Dravidian languages—Telugu, Tamil, Malayalam, and Kannada—are recognized by the Constitution of India and serve as official languages in the following Indian states:123

Telugu: Andhra Pradesh and Telangana42
Tamil: Tamil Nadu12
Malayalam: Kerala152
Kannada: Karnataka162

Additionally, Malayalam is an official language of the union territory of Lakshadweep.5