The Bharatiya Janata Party (BJP) was ahead in seven constituencies in the initial Assam vote count on Thursday, officials said.
The ruling Congress was leading in three seats while the All India United Democratic Front (AIUDF) was ahead in two.
Authorities began counting the millions of votes cast in the Assam assembly elections in 51 centres.
A total of 1,064 candidates were in the fray for the 120 seats in the Assam assembly.
Tamil Nadu’s ruling AIAMDK party was ahead of the DMK as officials counted the millions of votes polled to pick a new 234-member assembly, officials said.
Of the 137 constituencies where early trends were available, the AIADMK had forged ahead in 73 while the Congress-DMK alliance was a close second at 64 places.
Elections took place on May 16 in 232 constituencies after polling was postponed in two places: Thanjavur and Aravakurichi.
West Bengal’s ruling Trinamool Congress was way ahead of its rivals in assembly elections on Thursday, leading in 146 of the 204 constituencies where trends were available.
The Left-Congress alliance had forged ahead in 56 constituencies.
The Bharatiya Janata Party was in the lead in two seats and the Gorkha Janmukti Morcha in three.
A total of 1,961 candidates contested the elections held from April 4 to May 5 to elect a 294-member assembly.
The Trinamool Congress led by Chief Minister Mamata Banerjee and the Left Front-Congress alliance are the main contenders for power.
The Left Democratic Front (LDF) took crucial early lead in the Kerala assembly elections as officials on Thursday counted the millions of votes across the state.
Election officials said that LDF candidates were leading in 83 constituencies and those of the ruling Congress-led United Democratic Front (UDF) in 50. The BJP led in two seats.
Kerala went to the polls three days ago to elect a 140-member assembly.
Five state ministers trailed. But Chief Minister Oommen Chandy was leading along with Marxist veterans V.S. Achuthanandan and Pinarayi Vijayan.
BJP candidates O. Rajagopal and Sobha Surendran were marginally ahead against their nearest rivals. High-profile independent candidate P.C. George was also leading.
A total of 1,203 contestants were in the fray. Most exit polls have predicted a victory for the Left. The BJP is hoping to win a seat in the Kerala assembly for the first time.