The area's considerable agricultural potential depends on irrigation.

It has been said that the city's name was called "Pileh-Swar", which meant ‘Elephant-riding Person’ in Persian language, a reference to an early emir.

[2] The city is located in the Central Aran region.

Biləsuvar was divided into two parts in 1828 with the Turkmanchay Treaty between Qajar Iran and the Russian Empire, which concluded the Russo-Persian War (1826–1828).

The similarly-named Iranian city of Bileh Savar is located right across the border.