Rajasthan shares a border of 1,070 kilometers with Pakistan, the longest border between the two countries.

West Bengal shares a border of 2,216 kilometers with Bangladesh, the longest border between the two countries.

Arunachal Pradesh shares a border of 1,126 kilometers with China, the longest border between the two countries.

Uttar Pradesh shares a border of 523 kilometers with Nepal, the longest border between the two countries.

Assam shares a border of 267 kilometers with Bhutan, the longest border between the two countries.

Mizoram shares a border of 510 kilometers with Myanmar, the longest border between the two countries.

Tamil Nadu shares a border of 167 kilometers with Sri Lanka, the longest border between the two countries.

Lakshadweep shares a border of 113 kilometers with Maldives, the longest border between the two countries.

Andaman and Nicobar Islands shares a border of 1,600 kilometers with Indonesia, the longest border between the two countries.

Mizoram shares a border of 318 kilometers with Thailand, the longest border between the two countries.

West Bengal shares a border of 2,216 kilometers with Bangladesh, the longest border between the two countries.

Arunachal Pradesh shares a border of 1,126 kilometers with China, the longest border between the two countries.

Uttar Pradesh shares a border of 523 kilometers with Nepal, the longest border between the two countries.

Assam shares a border of 267 kilometers with Bhutan, the longest border between the two countries.

Mizoram shares a border of 510 kilometers with Myanmar, the longest border between the two countries.